From ants to fish to crows, many animals use rocks as tools. But until recently, only humans and our hominin relatives had a recognized archaeological record of stone tool use. Now, the scientific ...

Corvus splendens — Corvus meaning ‘raven’ in Latin and splendens meaning ‘shining’ or ‘brilliance’ — is a fitting name for the strikingly intelligent birds that house crows are. Crows have long ...

With a population of over 27 million and counting, crows seem almost ubiquitous across the US. Their loud “caws” are hard to miss, and the tone of these cries varies depending on what the birds are ...