Frogs in the wet have bigger testes and stronger sperm, study says
Frogs that live in wet environments have bigger testicles and higher quality sperm than those in drier regions, a new study has found. Frogs of the Crawling Toadlet species (Pseudophryne guentheri) are native to south-western Australia, and can experience between approximately 300 and 1250 mm of rainfall per year depending on where they live. The Aussie … Read more
