Food quality matters for southern resident killer whales

The confident killer: Why some cats hunt more than others

Killer whale mothers don’t stop feeding their full-grown adult sons — and this is costing them dearly | Even in the wild, sons tend to leech off their mothers.

First image of an exoplanet — courtesy of the Very Large Telescope, European Southern Observatory, in 2004 — shows an exoplanet orbiting brown dwarf 2M1207