Solvin Zankl / Woodlouse expert Christian Schmidt with a Woodlouse (Porcellio scaber) held in a pair of tweezers. Germany, June 2009

Suzi Eszterhas / Polar Bear {Ursus maritimus} anaesthetised 3/4-months cub held by biologist Nick Lunn during examination, Wapusk NP, Manitoba, Canada

Roland Seitre / Cauca Poison Frog (Ranitomeya bombetes) being sexed by examination of the mouth. Endangered. Valle Dagua, Cali, Colombia, January 2010.

Roland Seitre / Cauca Poison Frog (Ranitomeya bombetes) being sexed by examination of the mouth. Endangered. Valle Dagua, Cali, Colombia, January 2010.

Roland Seitre / Carved hornbill bill for examination at the National Fish and Wildlife Forensics Laboratory, Ashland, Oregon, USA

Roland Seitre / Tropical feather products for examination at the National Fish and Wildlife Forensics Laboratory, Ashland, Oregon, USA

Roland Seitre / Deatil of Macaw feather product for examination at the National Fish and Wildlife Forensics Laboratory, Ashland, Oregon, USA

Roland Seitre / Macaw feather products for examination at the National Fish and Wildlife Forensics Laboratory, Ashland, Oregon, USA

Roland Seitre / Indian artefact feather products for examination at the National Fish and Wildlife Forensics Laboratory, Ashland, Oregon, USA

Roland Seitre / Examination of fingerprints on a confiscated turtle shell at the National Fish and Wildlife Forensics Laboratory, Ashland, Oregon, USA

Lisa Hoffner / Veternarian Dave Wehdeking, performing health examination on wild Cotton-top tamarin (Saguinus oedipus) Colombia, South America. February 2008 IUCN List: Critically Endangered

Jane Burton / Inspecting teeth of 18-week English Springer spaniel pup, losing deciduous and growing adult teeth

Jane Burton / Vet examining 9-week Yellow Labrador Puppy before his primary vaccination. Listening to his heart and chest with a stethoscope

Jane Burton / Woman showing boy how to open a pup's mouth and look at its tongue and teeth

Jane Burton / Woman showing boy how to look at pups front paw

Jane Burton / Vet checking general condition of 9-week Yellow Labrador puppy before primary vaccination

Jane Burton / Vet checking ear of English Springer Spaniel bitch, Model released

Jane Burton / Examining the eye of English Springer Spaniel pup

Richard Du Toit / White rhinoceros {Ceratotherium simum} being helped to feet after sedation for examination, MalaMala GR, South Africa

Juergen Freund / Humpback whale skin in test tube for genetic examination.Columbia

Juergen Freund / Researcher catches Whitetip reef shark for examination, Great Barrier Reef, Australia

Juergen Freund / Researcher catches Whitetip reef shark for examination, Great Barrier Reef, Australia

Michael Pitts / Diver rigging part of hull of an unknown wreck to be taken to the surface for examination. Discovered off the south coast, UK.. September 2009.

Suzi Eszterhas / Polar Bear (Ursus maritimus) researcher Nick Lunn holds a tranquilized three to four month old cub during examination, vulnerable, Wapusk National Park, Manitoba, Canada

Suzi Eszterhas / Polar Bear (Ursus maritimus) reseacher Nick Lunn holds tranquilized three to four month old cub during examination, vulnerable, Wapusk National Park, Manitoba, Canada

Suzi Eszterhas / Polar Bear (Ursus maritimus) researcher Nick Lunn carries a tranquilized three to four month old cub by the scruff during examination, vulnerable, Wapusk National Park, Manitoba, Canada