The last of the...monster birds
Tags: EXTINCT animals
- An ice age `whodunit.' Sherman, Jason // Faces (07491387);Nov96, Vol. 13 Issue 3, p22
Focuses on some of the theories that have have been developed over the years by scientists and archaeologists to explain what caused the death of large mammals such as mastodon and mammoths after the ice age. Evaluation of two of the Pleistocene extinction theories that have been widely...
- Smithsonian horizons. Adams, R. // Smithsonian;Feb90, Vol. 20 Issue 11, p12
No abstract available.
- Honey, I shrunk the giant mammals. Hecht, Jeff // New Scientist;2/13/93, Vol. 137 Issue 1860, p15
Reports on research by Mikael Fortelius of the Finnish Museum of Natural History in Helsinki and John Kappelman of the University of Texas at Austin who believe the indricotherium was the largest mammal ever to walk on land. Its size; When and where it lived; How scientists estimate the sizes...
- Were dinosaurs born losers? Archibald, David // New Scientist;2/13/93, Vol. 137 Issue 1860, p24
Focuses on a study of species changes at the Cretaceous-Tertiary (K/T) boundary. The pattern of biotic turnover; Parallels between the pattern of biotic turnover and a game like blackjack; Findings of work in eastern Montana; Major, albeit indirect, cause of the disappearance of dinosaurs in...
- Victims of volcanoes. Officer, Charles // New Scientist;2/20/93, Vol. 137 Issue 1861, p34
Focuses on the theory that large volcanic eruptions could have disrupted the ecosystem during the Cretaceous and Tertiary boundary (K/T boundary) enough to speed up the rate of extinctions. The lack of hard evidence to back this theory; Problems with evidence of the impact theory; Geophysical...
- The amphibious past of whales. Bunney, Sarah // New Scientist;3/20/93, Vol. 137 Issue 1865, p17
Reports on research by J. Thewissen of Duke University Medical School in North Carolina and S. Hussain of Howard University, Washington, D.C., on the hearing apparatus of the ancestors to whales and dolphins. Findings from their study of a small ear bone or ossicle called the incus of...
- Were there motorbikes in the Cambrian period? Hecht, Jeff // New Scientist;6/26/93, Vol. 138 Issue 1879, p17
Reveals that the fossil imprints that look like motorcycle tracks found in a quarry in Ontario in 1860 are made by extinct climactichnites. Study by Ellis Yochelson of the National Museum of Natural History in Washington and Mikhail Fedonkin of the Paleontological Institute in Moscow; Behavior...
- Wild times for Britain. // Geographical (Campion Interactive Publishing);Sep98, Vol. 70 Issue 9, p56
Reports on the increasing extinction of native wildlife in Great Britain at a rate of two species per year. Efforts made by Great Britain to control this problem; Reference to the support being offered by the Tusk Force; Identification of particular endangered species found in Great Britain.
- Comets and cataclysms. // Sky & Telescope;May84, Vol. 67 Issue 5, p406
If a growing body of evidence proves correct, our own planet has periodically suffered cosmic pummeling for as far back in time as paleontologists can decipher with any certainty. A look at two independent geologic records as the basis for this scenario.