Citations with the tag: BIRDS

Results 151 - 200

  • Population variation in a tropical bird community.
    Loiselle, Bette A.; Blake, John G. // BioScience; Dec92, Vol. 42 Issue 11, p838 

    Examines variability in bird populations in tropical wet forests of Costa Rica at two scales. Description of variation associated with altitudinal migrants in the 44,000-hectare Braulio Carrillo National Park; Temporal population variation of birds on study sites at La Selva Biological Station;...

  • Bird watch.
    Loiselle, Bette A.; Blake, John G. // World Monitor; Jan93, Vol. 6 Issue 1, p12 

    Presents a map that shows the current status of a number of endangered bird species around the globe that are currently nearing extinction or are in decline. Nigel Collar of the International Council for Bird Preservation in Cambridge, England; Report in book titled `Vital Signs,' published by...

  • How birds take the air.
    Vines, Gail // New Scientist; 9/12/92, Vol. 135 Issue 1838, p16 

    Focuses on research by zoologists at Harvard University on how birds breath in and out because their lungs appear to contain no mechanical valves. Claim of the location of an `aerodynamic valve'; How it works; X-rays that show the valve in action.

  • Decline of birds.
    Vines, Gail // World Watch; May/Jun95, Vol. 8 Issue 3, p8 

    Reports on the findings of surveys of some of the world's 9,600 bird species. Decline in populations of grassland birds and species found in shrubby habitat; Population trends for all bird species regularly occurring in Europe.

  • Bird songs indicate health of forests.
    Vines, Gail // Current Science; 11/30/90, Vol. 76 Issue 7, p12 

    Reports that birds are ideal indicators of habitat disturbance. Canada Warbler; Details; Ecology.

  • Response of Eastern Willets (Catoptrophorus s. semipalmatus) to vocalizations of Eastern and...
    Douglas, Hector D.; Marks, J.S. // Auk (American Ornithologists Union); Apr98, Vol. 115 Issue 2, p514 

    Presents the findings of a study on two taxa of Willets, using playback experiments to test the biological significance of a divergence in song features. Examination of species recognition and reproductive isolation in two geographic races of the Willets; Methodology used to conduct the study;...

  • Flight of angels.
    Findley, Timothy // Harrowsmith Country Life (11908416); Oct95, Vol. 20 Issue 124, p74 

    Relates a sequence of extraordinary bird appearances. Appearance of rare birds during dog burials; Birds in autumn.

  • The Dish on Turkey, Part II.
    Findley, Timothy // Harrowsmith Country Life (11908416); Nov/Dec2001, Vol. 25 Issue 161, p22 

    Part II. Presents information on turkey. Turkey that is most commercially raised; Nutrients found in turkey.

  • How to eat like a bird.
    Buff, S. // Mother Earth News; Feb/Mar92, Issue 130, p66 

    Explains how to attract various species of birds to your backyard by providing supplemental food for them. Seeds; Sunflower seeds; White proso millet; Safflower seeds; Thistle seed; Peanuts; Corn; Seed mixtures; Other seeds; How to feed; Suet; Peanut butter; Fruit; Evening Grosbeaks; Hairy...

  • Organochlorine contaminants in avian wildlife of Severn Sound
    Norstrom, R. J.; Braune, B.; Bishop, C. A.; Weseloh, D. V.; Martin, P. A.; Legierse, K. // Water Quality Research Journal of Canada; 1995, Vol. 30 Issue 4, p693 

    No abstract available.

  • Washington: Clouds of birds fill the sky.
    Wyatt, J. Michael // Backpacker; Jan1989, Vol. 17 Issue 1, p52 

    Describes the return of thousands of shorebirds to Bowerman Basin National Wildlife Refuge near Hoquiam, Wash. INSET: Travel information..

  • Two wings and a prayer.
    Rennicke, J. // Backpacker; Oct90, Vol. 18 Issue 6, p24 

    Discusses the mysteries of bird migrations and the migrations' international and ecological implications. Man-made obstacles and other dangers; Possible reasons for migrations; Mechanics of avian navigation; Migratory bird treaties.

  • Avian nations.
    Wallace, D.R. // Wilderness (07366477); Fall90, Vol. 54 Issue 190, p42 

    Discusses research on bird migration, which remains largely a mystery regarding the `why' and `how,' although more is known about `where' the birds go and when. Migration methods; Tracking; Mass and velocity of migration; Species involved. INSET: A sickness in the woods (dwindling songbird...

  • Bird trainer: No fly-by-night job.
    Witte, M. // Career World; May90, Vol. 18 Issue 9, p19 

    Describes the offbeat job of Gary Denzler who is a zoo bird trainer and entertainer. How he got started; Accomplishments; His responsibilities; What he would like to do when he retires.

  • Birds become a bother at California's Alcatraz Island.
    Witte, M. // Christian Science Monitor; 8/11/97, Vol. 89 Issue 179, p12 

    Examines the problems caused for tourists by birds on Alcatraz Island, California. Estimates for the number of birds living on Alcatraz; The types of problems the birds cause; The protection of the birds by the National Park Service; Balancing the needs of tourists with the needs of the birds.

  • Observations on Some Fruit-eating Birds
    Kontak, Gail E. // Auk (American Ornithologists Union); Jan1979, Vol. 96 Issue 1, p183 

    No abstract available.

  • Practical Methods of Estimating Volume and Fresh Weight of Bird Eggs
    Hoyt, Donald F. // Auk (American Ornithologists Union); Jan1979, Vol. 96 Issue 1, p73 

    No abstract available.

  • Copulatory Behavior of the American Bittern
    Johnsgard, Paul A. // Auk (American Ornithologists Union); Oct1980, Vol. 97 Issue 4, p868 

    No abstract available.

  • Differential Utilization of Prey Resources by Great Horned Owls and Barn Owls in Central Chile
    Jaksic, Fabian M.; Yanez, Jose L. // Auk (American Ornithologists Union); Oct1980, Vol. 97 Issue 4, p895 

    No abstract available.

  • Fecundity of the Brown-headed Cowbird in Southern Ontario
    Scott, D. M.; Davison Ankney, C. // Auk (American Ornithologists Union); Oct1980, Vol. 97 Issue 4, p677 

    No abstract available.

  • Feeding Territories of Brown Skuas (Catharacta lonnbergi)
    Volkman, Nicholas J.; Butler, Ronald G.; Trivelpiece, Wayne // Auk (American Ornithologists Union); Oct1980, Vol. 97 Issue 4, p669 

    No abstract available.

  • Forced Copulation in Captive Mallards. I. Fertilization of Eggs
    McKinney, Frank; Cheng, Kimberly M.; Burns, Jeffrey T. // Auk (American Ornithologists Union); Oct1980, Vol. 97 Issue 4, p875 

    No abstract available.

  • Group Foraging by Mockingbirds in a Florida Strangler Fig
    Merritt, Peter G. // Auk (American Ornithologists Union); Oct1980, Vol. 97 Issue 4, p869 

    No abstract available.

  • Hummingbird Foraging Behavior at Malvaviscus arboreus var. drummondii
    Wissink George, Mary // Auk (American Ornithologists Union); Oct1980, Vol. 97 Issue 4, p790 

    No abstract available.

  • Kin Selection in Rio Grande Turkeys: a Critical Assessment
    Balph, David F.; Hatch Balph, Martha; Innis, George S. // Auk (American Ornithologists Union); Oct1980, Vol. 97 Issue 4, p854 

    No abstract available.

  • Stones: an Important Incubation Stimulus for Gulls and Terns
    Coulter, Malcolm C. // Auk (American Ornithologists Union); Oct1980, Vol. 97 Issue 4, p898 

    No abstract available.

  • Wind Direction and the Species Composition of Autumn TV Tower Kills in Northwest Florida
    Crawford, Robert L. // Auk (American Ornithologists Union); Oct1980, Vol. 97 Issue 4, p892 

    No abstract available.

  • Our Aviary.
    Gaylord, R. S. // Plateau Area Writers Quarterly; Dec2011, p15 

    A personal narrative is presented which explores the author's experience of observing different kinds of birds while living in Puget Sound.

  • Lead concentration in the bones of the feral pigeons (Columba livia): sources of variation relating to body condition and death
    Janiga, M.; Zemberyova, M. // Archives of Environmental Contamination & Toxicology; Jul1998, Vol. 35 Issue 1, p70 

    Tributyltin and its breakdown products, mono- and di-butyltin, were determined in water birds collected from Lake Huron (the Great Lakes), marine coastal United States, and the west coast of British Columbia, Canada. Concentrations of butyltins in the liver of birds collected from Lake Huron...

  • Partitioning of foraging space and nest sites in a desert shrubland bird community
    Parker, Kathleen C. // American Midland Naturalist; Apr1986, Vol. 115 Issue 2, p255 

    No abstract available.

  • I'iwi bills.
    K.McG.; Hickey, Georgina // Nature Australia; Autumn97, Vol. 25 Issue 8, p14 

    Focuses on the recent study by Thomas Smith and colleagues from the University of California at Berkeley which links changes in the bill of I'iwi birds in Hawaii to the demise of lobeloids. Physical description of the I'iwi's bill; Purpose of the bill for the I'iwi's primary food source;...

  • Feathered portraits.
    Watts, Dave // Nature Australia; Autumn97, Vol. 25 Issue 8, p64 

    Presents photographs on various birds in Australia. Includes the Magpie Goose; Osprey; Firetail.

  • A little bird flies in and makes itself at home.
    Robison, Nancy // Christian Science Monitor; 5/13/97, Vol. 89 Issue 117, p17 

    Opinion. Comments on a bird which flew into the branches of the author's tree. Location of the tree; Reaction of the bird to the voice of the author; Type of birds which frequent the author's neighborhood.

  • Alaska's tropical birds.
    Robison, Nancy // Earthwatch: The Journal of Earthwatch Institute; Mar/Apr94, Vol. 13 Issue 2, p60 

    Describes the Earthwatch project of Donna Dewhurst (US Fish & Wildlife Service), into the identification and nesting success of neotropical landbirds that summer on Mother Goose Lake, Alaska Peninsula, and Becharof National Wildlife Refuges. Field conditions; Related interests; Dates; Staging...

  • Birds of western Australia.
    Robison, Nancy // Earthwatch: The Journal of Earthwatch Institute; Mar/Apr94, Vol. 13 Issue 2, p86 

    Describes the Earthwatch project of Dr. Denis Saunders (CSIRO, Division of Wildlife & Ecology), on a census of birds in the native-vegetarian patches of land between grain fields in the wheatbelt of southwestern Australia, near Kellerberrin, Western Australia, how birds travel between the...

  • New Guinea birds.
    Robison, Nancy // Earthwatch: The Journal of Earthwatch Institute; Mar/Apr94, Vol. 13 Issue 2, p94 

    Describes the Earthwatch project to be led by Tim Laman and Keyt Fischer (Harvard University) and Phil Gregory (Tabubil International School), in the first-ever bird survey of the moss forests of Mt. Stolle, central Papua New Guinea, a refuge for some of PNG's 700 bird species. Dates; Staging...

  • Birds.
    Robison, Nancy // Dominica & St. Lucia Alive!; 2001, p13 

    Discusses variety of birds found on two independent island nations Dominica and Saint Lucia. Discussion on features of commonly found birds on the two island nations; National birds of the two nations; Description of species of humming birds found on islands.

  • Nesting habitat of birds breeding in a coastal dunefield, South Africa and management implications
    Watson, Justin J.; Kerley, Graham I. H.; McLachlan, Anton // Journal of Coastal Research; Winter1997, Vol. 13 Issue 1, p36 

    Damara terns Sterna balaenarum, African black oystercatchers Haematopus moquini and whitefronted plovers Charadrius marginatus, nest in the interdune hollows of the Alexandria Coastal Dunefield, South Aftica. In order to manage effectively for dune breeding birds, nesting habitat and nest sites...

  • Feathered friends.
    Nielsen, Lloyd // Wild: Australia's Wilderness Adventure Magazine; Jan-Mar97, Issue 63, p76 

    Presents pictures of birds found in Queensland. Buff-breasted paradise kingfisher; Victoria's riflebird; Red-necked crake; Fawn-breasted bower-birds.

  • Bird breeding: Its all in the head.
    Nielsen, Lloyd // National Wildlife (World Edition); Apr/May97, Vol. 35 Issue 3, p8 

    Reports that during mating season, male birds grow bigger brains. Comments from Troy Smith, a University of Washington zoology graduate student; Physiological reasons for the change.

  • Alaska's tropical birds.
    Nielsen, Lloyd // Earthwatch: The Journal of Earthwatch Institute; May/Jun95, Vol. 14 Issue 3, p47 

    Describes the Earthwatch project about neotropical bird survey led by Donna Dewhurst which will take place in Mother Goose Lake, Alaska Peninsula. Activities; Field conditions; Costs.

  • The terror bird still screams.
    Redford, K.H.; Shaw, P. // International Wildlife; May/Jun89, Vol. 19 Issue 3, p14 

    Discusses the huge carnivorous, ground-dwelling `terror birds' which roamed South America for 30 million years and their modern descendants, seriema birds. Red-legged seriema; Black-legged, or Burmeister's, seriema. Why the terror birds died out; Seriema feeding and breeding habits. INSET:...

  • Those bungled bird names.
    H.Harrison, George // International Wildlife; Sep92, Vol. 22 Issue 5, p22 

    Examines the confusion caused by British colonists who gave new names to birds in the New World. Now birds throughout Great Britain and North America have the same names, but are nothing alike. Includes robins, sparrows and loons.

  • Celestial visions.
    Bruemmer, Fred // International Wildlife; Mar/Apr98, Vol. 28 Issue 2, p44 

    Presents information on the fairy tern, which is known to be the holy ghost bird of some tropical islands. Description of the bird; Where most of these birds live; Indepth look at the birds and how they live.

  • A new record of a deep-sea echiuran (Phylum: Echiura) from the east coast of southern Africa.
    Biseswar, R. // South African Journal of Zoology; Apr97, Vol. 32 Issue 2, p53 

    Presents information on the echiuran Thalassema elapsum from the North Atlantic. Details on the taxonomic characters of the birds; Where this species was discovered.

  • A murder most fowl in the countryside.
    Grose, Thomas K.; English, Carey W. // U.S. News & World Report; 05/19/97, Vol. 122 Issue 19, p43 

    Reports that Great Britain's farmland birds are dying off at a rapid rate. The possible link to pesticides; The efforts of the Royal Society for the Protection of Birds.

  • SD Bird Notes ID Quiz.
    Chapman, Douglas // South Dakota Bird Notes; Jun2012, Vol. 64 Issue 2, p50 

    The article provides the answers to a quiz related to birds in South Dakota appeared in the June 1, 2012 issue of the journal.

  • The fabulous feather.
    Heim, Burt // Boys' Life; Nov92, Vol. 82 Issue 11, p19 

    Discusses birds' feathers and the different services they perform. Protect birds from the rain; Feathers serve as insulation; Help water birds float; A close examination of a feather; Different types of feathers; Number of feathers a bird has.

  • Winged warning.
    Ehrlich, P.R. // Sierra; Sep/Oct88, Vol. 73 Issue 5, p56 

    Discusses the alarming decline of bird populations in this century, due most often to habitat destruction by man. The decline is most notable among Latin American species. Species in decline; Reasons; Warning signs; Migration.

  • Are birds with long tails sexier?
    Mason, Georgia // New Scientist; 4/3/93, Vol. 138 Issue 1867, p17 

    Investigates the reason why some birds have long tails. Long tails being a burden which can be shouldered only by the fittest males; Research by Andrew Balmford, Adrian Thomas and Ian Jones of the University of Cambridge; Different shapes and sizes of tails; Computer simulation of drag produced...

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