Study shows medium-sized mammals may be more at risk of extinction than large or small species
Researchers find UV sensitivity in wide range of mammals
Protein lifetime and the stability of cell structures
New proto-mammal fossil sheds light on evolution of earliest mammals (w/ Video)
A newly discovered fossil reveals the evolutionary adaptations of a 165-million-year-old proto-mammal, providing evidence that traits such as hair and fur originated well before the rise of the first true ...
New research shows social monogamy evolved as result of competition
Social monogamy, where one breeding female and one breeding male are closely associated with each other over several breeding seasons, appears to have evolved as a mating strategy, new research reveals. It was previously ...
Research finds how diving mammals evolved underwater endurance
Scientists at the University of Liverpool have shed new light on how diving mammals, such as the sperm whale, have evolved to survive for long periods underwater without breathing.
Placental mammal diversity exploded after age of dinosaurs
An international team of researchers has reconstructed the common ancestor of placental mammals—an extremely diverse group including animals ranging from rodents to whales to humans—using the world's ...
How speed restricts evolutionary change of the vertebral column in mammals
One of the riddles of mammal evolution explained: the strong conservation of the number of trunk vertebrae. Researchers of the Naturalis Biodiversity Center and the University of Utah show that this conservation ...
Mammals defend against viruses differently than invertebrates
Biologists have long wondered if mammals share the elegant system used by insects, bacteria and other invertebrates to defend against viral infection. Two back-to-back studies in the journal Science last year said the an ...
Researchers suggest 'Fragile Y Hypothesis' to explain chromosome loss
A UT Arlington research team says their study of genetic information from more than 4,000 beetle species has yielded a new theory about why some species lose their Y chromosome and others, such as humans, ...
Concerns raised over EU ban on ditching unwanted fish
New rules banning fishermen from throwing away unwanted fish they have caught could harm wildlife – and fail to improve fish stocks, a University of Strathclyde report has found.
India's ancient mammals survived multiple pressures
Most of the mammals that lived in India 200,000 years ago still roam the subcontinent today, in spite of two ice ages, a volcanic super-eruption and the arrival of people, a study reveals.
Global problem of fisheries bycatch needs global solutions
Whenever fishing vessels harvest fish, other animals can be accidentally caught or entangled in fishing gear as bycatch. Numerous strategies exist to prevent bycatch, but data have been lacking on the global ...
Japan stem cell scientist calls for retraction of study (Update)
A co-author of a Japanese study that promised a revolutionary way to create stem cells has called for the headline-grabbing research to be retracted over claims its data was faulty.