Andrew Parkinson / Mute swan (Cygnus olor) cygnets with head submerged while feeding underwater, with mother watching and helping, Derbyshire, England, UK. June. Highly Commended in the Animal Behaviour category of the...

Tui De Roy / Marine iguana (Amblyrhynchus cristatus) submerged in salty pools to avoid mosquitoes, Santa Cruz Island, Galapagos.

David Pattyn / Black necked grebe (Podiceps nigricollis) adult bird spreading its wings and waiting for the submerged partner to appear in front and perform the courtship dance. This is early in the breeding season,...

Ingo Arndt / European edible frog half submerged in water {Rana esculenta} Germany

Chris Mattison / Budgett's Frog (Lepidobatrachus laevis) mostly submerged in muddy water, with eyes visible above water, captive, occurs in South America.

David Pattyn / Black necked grebe (Podiceps nigricollis) pair courting. One bird is waiting with the wings spread while the other one is submerged and approaching. The Netherlands.May 2014

David Pattyn / Black necked grebe (Podiceps nigricollis) adult spreading its wings during the courtship dance. This bird is waiting for the submerged partner to emerge from the water and perform a dance in front. Th...

Markus Varesvuo / Spotted Redshank (Tringa erythopus) foraging, with head submerged in water, Summer plumage Loviisa, Finland

Guy Edwardes / 2020VISION / Submerged weeds in the River Test, near Longstock, Hampshire, England, UK, May.

Andy Trowbridge / Grey Seal (Halichoerus grypus) at rest on submerged rock, head and one flipper above water. Shetland Islands, Scotland, UK. July.

Mark Taylor / Car park flooded by River Wey, with cars almost completely submerged during Christmas 2013 flooding, Guildford. Surrey, England, UK. 25th December 2013.

Bence Mate / Head portrait of young Spectacled caiman (Caiman crocodilus) partially submerged in water, with reflection, Santa Rita, Costa Rica