Tracks left by some of the earliest complex animals are giving new insights into how they experienced the world. New research ...

Today, more than two thirds of American households own pets. Annually, they spend more than $50 billion on their care, giving their dogs birthday presents and having professional photographs taken. In ...

Biologist Adam Hartstone-Rose had one big question on his mind heading into this month's solar eclipse: Why are animals so stressed out during totality? On April 8, as the moon crossed in front of the ...

Surprisingly, genome comparisons have failed to resolve a major question in animal evolution: Which living animals are the descendants of the earliest animals to evolve in the world's oceans?

Research shows cows are bright and emotional and pigs are intelligent, emotional, and cognitively complex "...the question is not, Can they reason? nor, Can they talk? but, Can they suffer? Why should ...

There is ever-growing interest in the ways in which a wide variety of nonhuman animals (animals) deal with the ups and downs of their lived experiences in many different contexts. In his new edited ...

Picture an “animal” in your mind right now. What does it look like? A dog? A lion? Maybe a sloth, pangolin, naked mole-rat, or even just a human? There’s a good chance that you imagined a mammal, ...

There are more than 8 billion humans on the planet, and although that's a remarkable number, it's just a fraction of the number of people who have ever lived and an even smaller slice of the total ...