Beyond factors like genetics and environment, animal personality is also shaped by something more fundamental: the species ...

Life was pretty nice during the Ediacaran, so the need for sex was rather limited,” Emily Mitchell, a paleozoologist at the ...

Our planet is filled with a dazzling variety of creatures that bump uglies to reproduce. Cats do it. Dogs do it. The birds and the bees definitely do it. But what were the first animals to have sex?

Philosopher Susana Monsó's book Playing Possum, newly translated into English next month, makes the strong case that many animals big and small understand the concept of death. Reading time 8 minutes ...

With a new database of medical images, zoo and wildlife vets can finally see what healthy uncommon animals, from rhinos and tamarins to pangolins and sea stars, should look like on the inside. With a ...

How do animal behavior researchers feel about the feelings of animals? A new survey helps to answer that question. The journal Royal Society Open Science published a survey of 100 researchers of ...

Groundbreaking study shows machine learning can decode emotions in seven ungulate species. A game-changer for animal welfare? Can artificial intelligence help us understand what animals feel? A ...

Sound science requires animal subjects to be physically, physiologically, and behaviorally unharmed. Accordingly, publication of methods that contravenes animal welfare principles risks perpetuating ...

The saying "to lick one's wounds" is a metaphor that's synonymous with retreating and recovering from an injury, and the behavior is observed in some pets and other animals. Dogs do it; mice do it; ...

A dog gives a protective bark, sensing a nearby stranger. A cat slinks by disdainfully, ignoring anyone and everyone. A cow moos in contentment, chewing its cud. At least, that’s what we may think ...