A WEIGHTY MATTER New research highlights dramatic decline in global biomass of wild mammals 5 min 4 By Don Pinnock
THE CONVERSATION Sea otters demonstrate that there is more to muscle than just movement – it can also bring the heat 1 min 0 By Traver Wright, Melinda Sheffield-Moore and Randall Davis
OUR BURNING PLANET Southern Ocean seal species increasingly straying into South African waters 4 min 2 By Tembile Sgqolana
