Poplar_Crochet on MSN

Frog crochet bookmark | Cute animal bookmark pattern

Create an adorable frog crochet bookmark with this cute animal-themed pattern. This video guides you step by step through an ...
Science Daily

Predators drive the evolution of poison dart frogs' skin patterns

Natural selection has played a role in the development of the many skins patterns of the tiny Ranitomeya imitator poison dart frog. Natural selection has played a role in the development of the many ...