New research shows male bonobos use subtle, hidden cues - not just swelling - to track a female’s fertile days with ...

The Washington Fish and Wildlife Commission’s recent vote against translocating Washington wolves to Colorado was not a referendum against Colorado’s wolf recovery.

Humans are pretty monogamous, all things considered. That’s not a judgment call – it’s the conclusion of a new study from a ...

Male bonobos are able to decipher confusing fertility signals from females, say scientists. Most female mammals are only ...

Moths sometimes drink the tears of other animals, but the behavior has mostly been observed in the tropics. New photographs ...

Justin Martin and his son, Range Martin, both of Uinta County, and Kylan Platt of Malad City, Idaho — have been charged with ...

Female praying mantises are notorious for eating their mates during or after sex. Now, scientists have discovered a dwarf ...

You can see the large white seabirds dancing, preening, feeding and raising young—though the live feed might show a dark side ...