Sergio Hanquet / Scientists performing Sperm whale (Physeter macrocephalus) calf necropsy on beach to determine cause of death, whale found drifting at sea. Tenerife, Canary Islands. 2010.

Heather Angel / Peach leaved bellflower (Campanula persicifolia) dissection, petals removed to show how stamens transfer pollen to style via secondary pollen presentation in bud stage. Focus stacked.

Heather Angel / Himalayan balsam (Impatiens glandulifera), dissection of flowers. Male phase above, downward projecting stamens release pollen onto backs of bumblebees and honey bees. Female phase below with downward...

Nick Upton / Wood pigeon pair (Columba palumbus) courting on a lichen covered branch in late afternoon light, Gloucestershire, UK, April.

Nick Upton / Three Backwell Enviromental Trust volunteers coppicing young trees using hand saws and axes to increase biodiversity and to improve the woodland habitat for Hazel Dormice (Muscardinus avellanarius) ne...

Nick Upton / Backwell Enviroment Trust volunteer pushing over a young tree he has coppiced with a saw to increase biodiversity and to improve the habitat for Hazel Dormice (Muscardinus avellanarius) in woodland ne...

Nick Upton / Backwell Enviroment Trust volunteer coppicing young tree with a saw to increase biodiversity and to improve the habitat for Hazel Dormice (Muscardinus avellanarius) in woodland near Bristol, Somerset,...

Toby Roxburgh / Scientist from the Welsh Marine Environmental Monitoring team dissecting the carcass of Sowerby's Beaked Whale (Mesoplodon bidens) washed up on beach near Porthcawl to try to determine the cause of de...

Jeff Rotman / Close-up of 3 meter Tiger Shark (Galeocerdo cuvier) caught in anti-shark net hanging before dissection. Natal Sharks Board, Umhlanga, South Africa Model released.

Jeff Rotman / Three meter Tiger Shark (Galeocerdo cuvier) caught in anti-shark net being prepared for dissection. Natal Sharks Board, Umhlanga, South Africa

Jeff Rotman / Frozen sharks caught in anti-shark net await dissection. Natal Sharks Board, Umhlanga, South Africa

Jeff Rotman / Three meter Tiger Shark (Galeocerdo cuvier) caught in anti-shark net awaits dissection and jaw extraction. Natal Sharks Board, Umhlanga, South Africa

Jeff Rotman / Three meter Tiger Shark (Galeocerdo cuvier) caught in anti-shark net awaits dissection and jaw extraction. Natal Sharks Board, Umhlanga, South Africa Model released.

Jeff Rotman / Close up of Trigger fish found in stomach of three meter Tiger Shark (Galeocerdo cuvier), Natal Sharks Board, Umhlanga, South Africa Model released.

Jeff Rotman / Public dissection of Dusky Shark (Carcharhinus obscurus) Natal Sharks Board, Umhlanga, South Africa

Jeff Rotman / Close-up of dissection of 3-meter Tiger Shark (Galeocerdo cuvier) by two scientists. Natal Sharks Board, Umhlanga, South Africa

Jeff Rotman / Close-up of Child examining mouth of dead Zambezi / Bull Shark (Carcharhinus leucas) at dissection station. Natal Sharks Board, Umhlanga, South Africa

Juergen Freund / Scientist examines leg removed from Christmas Island red crab {Gecarcoidea natalis} Christmas Island, Indian Ocean

Gabriel Rojo / Dissecting La Plata river dolphin killed in fishing net, Argentina {Pontoporia blainvillei}

Paul D Stewart / Illustration portrait of a Chimpanzee (Pan troglodytes). 1809 'Black Oran Otan' copper engraving from 'Zoological Lectures Delivered at the Royal Institution'. This is a reprint of Tyson's first figur...

Paul D Stewart / 1731 Physica Sacra (Sacred Physics) by Johann Scheuchzer (1672-1733). Creation of Man from Dust (Homo ex humo) folio copper engraving with later hand colouring drawn by a team of engravers under the d...

Paul D Stewart / Illustrationg of great white shark jaw with fossil shark teeth, copperplate after Nicolas Steno 1667. Steno produced a book 'Head of a shark dissected' from his dissection of a great white shark caugh...

Toby Roxburgh / Scientists from the Welsh Marine Environmental Monitoring team dissecting the carcass of a Sowerby's Beaked Whale (Mesoplodon bidens) washed up on beach in order to determine cause of death. Near Port...

Toby Roxburgh / Scientists from the Welsh Marine Environmental Monitoring team dissecting the carcass of Sowerby's Beaked Whale (Mesoplodon bidens) washed up on a beach near Porthcawl to try to determine cause of dea...

Toby Roxburgh / Close-up of the carcass of Sowerby's Beaked Whale (Mesoplodon bidens) being disected by the Welsh Marine Environmental Monitoring team in order to determine cause of death. Near Porthcawl, South Wales...

Solvin Zankl / Marine biologist sorting fish by species and placing on ice. This ensures that their DNA remains intact for subsequent dissection in the laboratory and tissue collection for future DNA analysis. Obser...

Edwin Giesbers / Researchers examining Raptor pellets to identify eaten prey. Part of a 60 year long-term study led by Fred Koning to monitor raptors and their nests in a 3,400 hectare area of coastal dunes. Near Amst...

Edwin Giesbers / Raptor pellet in hand, researcher dissecting pellet to discover prey eaten by bird. Part of a 60 year long-term study led by Fred Koning to monitor raptors and their nests in a 3,400 hectare area of c...