For the first time ever, researchers have captured video evidence of the large-antlered muntjac deer in Cambodia.

The amount of sperm released decreased sharply with each mating during a single day, reducing the males' fertilization rate.

It’s already baffling how many incredible and strange creatures can be found ... So, whether you believe it or not, here is a list of bizarre extinct animals that once lived on our planet.

The animal kingdom has so many stranger-than-fiction animals. From a glowing green sea slug to a lizard with a toad's head, these weird animals are some of the most fascinating creatures in the ...

Q. I enjoy learning about bizarre animals like the terrestrial one you recently wrote about called a hammerhead worm. With all the strange animals found on land, the oceans must ...

this year's winners of the entertaining annual competition won't let you down Margherita Bassi The scales on crocodiles’ heads are very different from the skin appendages of other animals and ...

Hyenas are weird desert animals that are capable of living to be over 40 years old and are known for their unusual features and behaviors ...

First discovered in 1909 in B.C.’s Yoho National Park by famed naturalist Charles Walcott, the fossil beds have preserved, in incredible detail, the strange animals from our distant past.