In the perilous world of cephalopod romance, male blue-lined octopuses have evolved a shocking strategy to survive mating.

While unfortunate for the males, becoming a post-sex meal offers the females vital nutrients needed to sustain themselves and ...

For some animals, reproduction comes at the ultimate cost—their own lives. While this may seem extreme, it’s a natural ...

A neural change in butterflies alters mating preferences, influencing evolution through genetic and sensory mechanisms.

Now, researchers studying the octopuses have learned that not only do male blue-lined octopuses use their venom against enemies, but also against members of their own species — cannibalistic females.

Intelligent male mosquitofish mate more, suggesting intelligence and brainpower evolved partly for reproduction, not just ...

The animal kingdom is full of bizarre and unexpected ways to attract a mate. From dancing birds and hypnotic light shows to gift-giving and even violent love, some species go to extreme lengths for ...