Tag: "lions" at biology news
Health of world's sea lions the focus of Wakefield Symposium
...fishing industry. Changes in the abundance of sea lions
is a growing concern to fisheries and conservation...s are feared to threaten sea lions, or because sea lions
are feared to threaten fisheries. The issues are common to all five of the world's sea lion species....
Veterinarians discover first known case of canine distemper in a wild tiger
... 1994 canine distemper virus killed a third of the lions
in the Serengeti. The source of that virus was domestic dogs living with local pastoral communities. In the Russian Far East, canine distemper actively circulates in the domestic animal population, and preliminary studies by Dr. Quigley indicate that...
...out the presentations, "Their own worst enemy: How lions
survive in a world filled with other lions," will ...ersity of MinnesotaSt Paul). According to Packer, lions
live in one of the most complex social systems of any mammal. He will discuss how male-male and fem...
Canine word-learning research published in Science
...le to that of language-trained apes, dolphins, sea lions
and parrots. Next, the researchers tested Rico's ability to learn new words through fast mapping. Fischer's team placed a new toy among seven familiar toys. In a separate room, the owner asked Rico to fetch the new item, using a name the Border colli...
Whales, seals or men? Who stole all the fish?
...n North America routinely claim that seals and sea lions
eat so many cod and salmon that they reduce the fi...n more detail, she says. For example, Steller sea lions
on the Alaska coast may indeed be under pressure from fishing. When sea lion mothers are nursing pup...
Lion attacks on livestock in Africa are significant but manageable
...s recently estimated that as few as 22,600 African lions
remain 10% of the number alive just 25 years ago....human population, specifically to ranchers killing lions
that attack their livestock," said Bruce Patterson, PhD, MacArthur Curator of Mammals at Chicago's F...
Study predicts conditions for sustainable lion trophy hunting
...on above virtually all other animals, but shooting lions
without overhunting is tricky. Excessive trophy hu...griculture. In an effort to reconcile the needs of lions
and of people who manage their populations, University of Minnesota researchers simulated hunting us...
The Lions of Tsavo: Exploring the Legacy of Africa's Notorious Man-eaters
...omplete and most up-to-date book on the best-known lions
of all time. "The Lions of Tsavo represents a... Museum, in his introduction to the book. "Because lions
in Kenya live in close proximity with people, our awareness of interspecies conflict is more than ev...
Collapse of seals, sea lions & sea otters in North Pacific triggered by overfishing of great whales
...or why populations of harbor seals, fur seals, sea lions
and sea otters in Western Alaska have crashed duri...ls declined first, followed by fur seals, then sea lions
and most recently sea otters. Springer, an oceanographer who was investigating causes of marine mamm...
White shark attack shows they're not man-eaters
...surface among a group of pinnipeds -- seals or sea lions
-- on Aug. 20 when a great white shark, estimated .... It's safe. You just don't swim with seals or sea lions
or near their colonies." Klimley's studies of the great white (Carcharadon carcharias) include bite-...
Isolation of ferret protein promising for cancer, reproductive studies
...er carnivores, including seals, bears, pandas, sea lions
and walruses. The discovery suggests that GPI supplementation could encourage successful pregnancies in threatened or endangered species, especially when a fertility problem is due more to a failure in the mother than to the embryo, Bahr and Schulz s...
Flipper as Rambo: Dolphins can be great naval security tools
...ue to demonstrate in Iraqi waters. Dolphins, sea lions
and other marine animals are being equipped with c...lphin is commonly found in the Gulf of Mexico. Sea lions
have also been trained to locate suspicious intruders and can even snap a lock or clamp on a human l...
Field Museum uncovers evidence behind man-eating; revises legend of its infamous man-eating lions
...journals, and museum specimens. First, the Tsavo lions
were not 'aberrant'. Lions and other big cats have...y of which are manmade. Furthermore, man-eating by lions
continues today. "For most of their history, extinct and living humans, have represented little mor...
Animals can be induced to cooperate if partners reciprocate and benefits accumulate
... be a pretty uncooperative lot. While species like lions
and prairie dogs cooperate in some cases, scientists seldom know the costs and benefits of cooperative acts in the wild. In particular, scientists have long been interested in situations in which cooperating animals give up something now in order to ...
Genes, neurons, and the Internet found to have some identical organizing principles
...p scientists classify systems generically (just as lions
and mice both belong to the same "class," neural and genetic systems could be classified in the same generic category if they have many motifs in common). This would function as more than just an organizing principle: "One might be able to learn abo...
A mane is a pain, but worth it for male lions
MINNEAPOLIS / ST. PAUL--Male lions
with the darkest and longest manes suffer from the... researchers. Although it has long been known that lions
living at relatively high altitudes grow longer manes, the work is the first to tie mane length and ...
Unique social system found in famous Tsavo lions
...ntific peer-reviewed study of the ecology of Tsavo lions
reveals that they have a unique social system. Tsavo lions
are the only lions
known to live in large groups of females ruled by a single male. The scientists s...
Alaskan waters growing hospitable to sharks while seals and sea lions decline
...mercial fishing of pollock in competition with sea lions
may have indirectly benefited sharks, Gallucci say...ere is no direct evidence of sharks preying on sea lions
or seals in Alaskan waters, sharks do feed on pinnipeds in other parts of the world. Gallucci says m...
African wildlife databases benefit animal conservation efforts
... ago, the researchers reported that all of Africas lions
south of the equator are of the same sub-species, said Michael B. Briggs of the Chicago Zoological Society at the Brookfield Zoo. We found regional differences, displayed in their adaptation to their environment, but it was clear from a genetic stan...
New fossils suggest whales and hippos are close kin
... hitch their way out of water and back in like sea lions
do today, but they were more aquatic than I realized," says Gingerich. The size and shape of their bones suggest that they had webbed hands and feet and probably also used their tails to propel themselves through the water. Gingerich hopes to retur...
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