LifeSea fireflies adapted their threatening glow to attract mates Tiny bean-shaped crustaceans called ostracods, known as sea fireflies, release glowing blue mucus to threaten predators, but some males evolved to use this to attract females News
LifeFemale seahorses cheat on their mate when they can no longer smell him Seahorses usually pair up into monogamous couples, but when females are kept apart from their male partners with a barrier that blocks odour they will mate with another male News