“A father’s input often ends at copulation, so males must impress females.” Why males are such show-offs

“A father’s input often ends at copulation, so males must impress females.” Why males are such show-offs

Male and female animals of the same species usually come in different forms or ‘morphs’. The two sexes have distinctive features that include not only visible differences in features such as colour, size and shape, but also in unseen traits that dictate physiology and behaviour. So why does this sexual dimorphism exist? What’s a sexual […]

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“Effects range from internal bleeding to manipulating behaviour or liquifying a host.” These are the deadliest weapons in the animal kingdom

“Effects range from internal bleeding to manipulating behaviour or liquifying a host.” These are the deadliest weapons in the animal kingdom

When a peacock mantis shrimp strikes, it generates the heat of a star. The crustacean retracts a spring-loaded mouthpart known as a dactyl club and puts it on a latch, like a cowboy cocking the hammer of a gun. After pulling the trigger to release the stored elastic potential energy, the club moves like a […]

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