A new study reveals the surprisingly convergent evolution in the inner ear of mammals. An international research team showed that a group of highly divergent mammals known as Afrotheria and distantly ...

Macroscelideans (elephant shrews or sengis) are small-bodied (25–540 g), cursorial (running) and saltatorial (jumping), insectivorous and omnivorous 1 placental mammals represented by at least 15 ...

A parasite switching hosts from birds to mammals isn't unheard of, but it is incredibly rare. This has only happened a few times. Lice have been plaguing mammal-kind for millions of years, but they ...

According to a new study, the first louse to take up residence on a mammalian host likely started out as a parasite of birds. That host-jumping event tens of millions of years ago began the long ...

Our understanding of evolution can be enriched by adding fossil species to analyses of living animals, as shown by scientists from the University of Bristol. Their paper, published today in ...

The scrotum is a mystery. Why do most male mammals have their reproductive glands so vulnerably located in a sack of skin and muscle outside the body? According to new research, the answer might be ...