Most species on Earth exist as two biological sexes, and the exchange of genes between males and females is vital for their ...

New Marvel Legends reissues are on the way from Hasbro as they bring back rare and retailer exclusives to build up missed opportunities ...

Man lizard' for its vibrant red and blue male colours, the Mwanza flat-headed rock agama thrives in East Africa. This reptile's striking appearance, driven by social rank and reproductive status, is a ...