Roland Seitre / Goliath Imperial Pigeon (Ducula goliath) feeding on fruit, Touaourou mission,Yate, South Province, New Caledonia.

Roland Seitre / Goliath Imperial Pigeon (Ducula goliath) feeding on fruit, Touaourou mission,Yate, South Province, New Caledonia.

Christophe Courteau / Close-up of wild chimpanzee (Pan troglodytes schweinfurthii) feet / hands dangling, Kibale National Park, Uganda

Nick Upton / London Plane Tree (Platanus x hispanica) with dangling fruits overhanging the River Thames with the London Eye and a double decker bus crossing Lambeth Bridge in the background, London, UK, May. 2012

Nick Upton / London Plane Tree (Platanus x hispanica) with dangling fruits overhanging the River Thames with the London Eye in the background, London, UK, May. 2012

Shibai Xiao / Big head snake (Boiga kraepelini) in tree dangling down from branch looking towards camera, Bawangling National Nature Reserve, Hainan Island, China.

Billy Black / Woman dangling her legs over the side of a Sunsail yacht sailing in the British Virgin Islands, March 2006. Model and property released.

David Welling / Illinois River Cruiser Dragonfly (Macromia illinoisensis) dangling from a branch. Southeast Metropolitan Park, Travis County, Texas, USA, June.

Suzi Eszterhas / Sumatran Orangutan (Pongo abelii) one and a half year old baby dangling from tree branch, Gunung Leuser National Park, north Sumatra, Indonesia

Flip Nicklin / Humpback Whale (Megaptera novaeangliae) below hydrophone dangling from research boat, Maui, Hawaii - notice must accompany publication; photo obtained under NMFS permit 0753-1599

Juergen Freund / Saltwater crocodile (Crocodylus porosus) jumps out of water trying to catch dangling bait. Queensland, Australia.

Juergen Freund / Saltwater crocodile (Crocodylus porosus) jumping out of water to catch dangling bait in Hartley's Creek crocodile farm, seen from adventure boat. Queensland, Australia