Parasitic cuckoos are many birds’ common enemy. When danger approaches, many creatures seem to follow the ancient proverb that “the enemy of my enemy is my friend.” Researchers have recently been ...

In the African savanna, lions are at the top of the food chain. Hunting in groups with their sharp claws and excellent vision, lions are considered the top land predator. Both herbivores and ...

When danger approaches, many creatures seem to follow the ancient proverb that “the enemy of my enemy is my friend.” Researchers have recently been finding subtle ways that animals communicate with ...