London Natural History Museum

Winner, The Bigger Picture, Wetlands: The Swarm of Life by Shane Gross, Canada. Western toad (Anaxyrus boreas) tadpoles swim among lily pads in a lake on Vancouver Island, British Columbia. Shane Gross/Wildlife Photographer of the Year hide caption

Portfolio Award Winner: The ancient mariner. Pangatalan Island, Palawan, the Philippines. The tri-spine horseshoe crab has survived for more than 100 million years but now faces habitat destruction and overfishing for food and for its blood, used in the development of vaccines. Laurent Ballesta/Wildlife Photographer of the Year hide caption

Dome home, by Vidyun R Hebbar, India, winner, age category: 10 years and under. Vidyun watched a tent spider as a tuk-tuk passed by. Exploring his local theme park, he found an occupied spiderweb in a gap in a wall. A passing tuk-tuk provided a backdrop of rainbow colors to set off the spider's silk creation. Tent spiders are tiny; this one had legs spanning less than 15 millimeters. Vidyun R Hebbar/Wildlife Photographer of the Year hide caption