Natural selection at its most powerful ... normally ignore. Under these drastically changing conditions, the struggle to survive favored the larger birds with deep, strong beaks for opening ...

Footage shows the black bird perched on the chair's backrest before poking its beak inside the bag in Sapporo on January ... Conflicts of interest: 25 under-the-radar war films worth the watch ...

“normal” beaks (examples shown of a petrel and a gull) and a bird with a tactile bill-tip organ (a tinamou, close relative of ostriches and emus and which has an ancestral bill-tip organ ...