Why animals court their own sex

Same-sex sexual behaviour is common in animals but puzzles evolutionary biologists since it doesn't carry the same obvious benefits as heterosexual courtship behavior that leads to mating and production of offspring. A study ...

Family composition determines success of great tit parents

Great tits who have as many sons as daughters acquire more grandchildren than great tits with an uneven family composition. That is because their children are reproductively more successful concludes NWO researcher Reinder ...

A mouse's bite holds venomous potential, finds new study

We are not venomous, and neither are mice—but within our genomes lurks that potential, suggest scientists from the Okinawa Institute of Science and Technology Graduate University (OIST) and the Australian National University. ...

Rare observation of a female blanket octopus in the wild

Marine biologist, photographer and videographer Jacinta Shackleton, has posted a video on Instagram of a female blanket octopus (with its psychedelic cape on full display) she came across earlier this month while snorkeling ...

Dense bones allowed Spinosaurus to hunt underwater, study shows

Spinosaurus is the biggest carnivorous dinosaur ever discovered—even bigger than T. rex—but the way it hunted has been a subject of debate for decades. It's hard to guess the behavior of an animal that we only know from ...

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