Male guppies ensure successful mating with genital claws

Some males will go to great lengths to pursue a female and take extreme measures to hold on once they find one that interests them, even if that affection is unrequited. New research from evolutionary biologists at the University ...

Big crab claws for bling or bang?

Male fiddler crabs tread an evolutionary fine line between growing an enlarged claw better for signalling to females or one better for fighting finds research in BioMed Central's open access journal BMC Evolutionary Biology. ...

X-ray tomography on a living frog embryo

Classical X-ray radiographs provide information about internal, absorptive structures of organisms such as bones. Alternatively, X-rays can also image soft tissues throughout early embryonic development of vertebrates. Related ...

Cannibal tadpoles key to understanding digestive evolution

A carnivorous, cannibalistic tadpole may play a role in understanding the evolution and development of digestive organs, according to research from North Carolina State University. These findings may also shed light on universal ...

Crabs will fake it to avoid a fight, research finds

Dr Robbie Wilson, Head of the Performance Lab at the University of Queensland, where this study was conducted, said the research identified more than just some crabby behaviour.

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