The high peaks of the southern and central Sierra Nevada are home to a unique and endangered animal, the Sierra Nevada bighorn sheep. John Muir called them "the bravest of all the Sierra mountaineers," and indeed they have ...
Plants & Animals
Jan 18, 2024
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45
Researchers report December 22 in the journal Current Biology that the more time reindeer spend ruminating, the less time they spend in non-rapid eye movement (non-REM) sleep. EEG recordings revealed that reindeer's brainwaves ...
Plants & Animals
Dec 22, 2023
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204
Ernie Etchart's family has raised sheep in the San Juan mountains for more than 70 years, taking the herd of thousands every summer to the green, open meadows of the high country to graze.
Plants & Animals
Nov 10, 2023
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32
Tibetan antelope (Rhinopithecus), blue sheep (Pseudois nayauris), and plateau pika (Ochotona curzoniae) are wild animals living on the Qinghai-Tibet Plateau. There have been no reports of naturally occurring transmissible ...
Ecology
Jan 24, 2023
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A parasite believed to be present in more than 40 million people in the United States and often spread by domestic and wild cats could hamper ongoing conservation efforts in bighorn sheep.
Ecology
Jan 24, 2023
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Madagascar is home to a unique biodiversity with a large number of endemic species, among those many lemur species, including the mouse lemurs. This diversity is also found in their retroviruses, a team led by scientists ...
Evolution
Jan 13, 2023
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8
New evidence from the bottom of a lake in the remote North Atlantic Faroe Islands indicates that an unknown band of humans settled there around 500 AD—some 350 years before the Vikings, who up until recently have been thought ...
Archaeology
Dec 16, 2021
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A team of researchers from Universidad Autónoma del Estrado de Morelos and Universidad de la República, has found that given the choice, female sheep prefer to mate with less domineering males. In their paper published ...
A new large-scale genetic study has determined that domestic sheep and goats are the source of bronchopneumonia in bighorn sheep and mountain goats in the western United States, according to a research team led by Pauline ...
Plants & Animals
Jan 7, 2020
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A ruling by the 9th U.S. Circuit Court of Appeals recognizing a connection between bighorn sheep die-offs and diseases transmitted by domestic sheep could have far-reaching ramifications on federal grazing allotments in the ...
Ecology
Mar 20, 2016
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