Science ❯ Biology ❯ Animal Behavior

Reproductive Behavior

Nesting Habits Incubation Strategies Gender Studies Mating Systems Maternal Care Hatching Process Egg Hatching Nesting Hormonal Effects Conservation Biology

Male Octopus Mating Arm Doubles as Hormone Sensor, Study Finds

The findings reveal hormone-guided touch on a dedicated arm as a precise mating aid with potential links to how octopus species diverge.

Big Bear Bald Eagles Add Second Egg to Replacement Clutch

Ravens Breach Big Bear Eagles’ Nest, Jackie and Shadow Lose Freshly Laid Eggs

Jackie and Shadow Add Second Egg to Big Bear Nest

First Wild Footage Captures Endangered Leopard Sharks Mating in Rare Two-Male Sequence

Berlin’s Viral Pygmy Hippo Toni Makes Final Appearance Before Transfer to France

Lion Cub Likely Consumed by Parent at Nuremberg Zoo

Chester Zoo’s Humboldt Penguin Chicks Prepare for First Swim as Naming Vote Opens

Hawk That Terrorized Flamstead Captured and Rehomed

Big Bear Bald Eagles Jackie and Shadow's Egg Shows First Signs of Hatching

Male Medaka Fish Can Mate up to 27 Times Daily, Study Reveals

World’s Oldest Known Wild Bird Lays Egg at 74

UK Wildlife Park Discovers Misgendered King Penguin After DNA Test