Researchers have uncovered unexpected diversity in the genetic processes that determine the sex of the African clawed frog, a significant discovery in what was already one of the most widely studied ...

The development of hair was of central importance for the evolution of mammals and thus also of humans. However, the evolutionary origin of the genetic program of hair was previously unknown.

African clawed frogs are known for their flat bodies, vocal organs and claws on the first three toes of the hind feet. Hamilton, ON, Dec. 16, 2024 – Researchers at McMaster University have uncovered ...

BOSTON — A Harvard University researcher accused of smuggling clawed frog embryos into the United States was indicted Wednesday on additional charges. Kseniia Petrova, a Russian-born scientist ...