Similarities to the womb and placenta of female mammals indicate a response to common evolutionary challenges in pregnancy.

You might think you know why the platypus is a bizarre beast. Maybe you know that it lays eggs, that the males have venomous spurs on their ankles, and that it can sense electricity with its bill. But ...

Native to the rivers and freshwater creeks of eastern Australia, its venom is the lesser-known feature that sets the platypus ...

SCIENTISTS seeking to solve the riddle of the platypus have proved it is the first animal to have evolved from reptile to mammal and has the characteristics of both. One of the oddest creatures in ...

Everyone knows the platypus looks bizarre: its duck's beak, webbed feet, fur, swimming skills, secretive lifestyle and egg-laying talents combine to make the Australian mammal an object of fascination ...

It lays the world’s largest egg, weighing about 1.5 kg and measuring up to 15 cm in length — truly a giant among birds. Emus lay striking dark green or blue-green eggs, reaching up to 15 cm in length ...

COLUMBIA, S.C. (WIS) - From high altitudes to tropical rainforests, platypuses are native to Eastern Australia. When it was first scientifically described in 1799, it was laughed at and checked for ...

The platypus’s venom is far from ordinary. Unlike venom from many other creatures, the platypus produces a complex mix of 19 peptide groups in its venom, many of which are similar to those found in ...

Most people assume that only reptiles, fish, and birds lay eggs — after all, that’s what we learned in school. But nature always has a few surprises up its sleeve. Believe it or not, there are ...