Nigel Cattlin / Doyenne du Comice pear (Pyrus communis) fruit with deformity and internal hard growth caused by Pear stony pit virus, cross section. Berkshire, England, UK. October.
01631499
Morley Read / Close-up of Agua rica leaf frog (Phyllomedusa ecuatoriana) eggs after 11 days development, showing beating heart and blood flowing over gills, Ecuador. Endangered. (non-ex)
01631497
Morley Read / Close-up of Agua rica leaf frog (Phyllomedusa ecuatoriana) eggs after 11 days development, showing beating heart and blood flowing over gills, Ecuador. Endangered. (non-ex)
01631496
Morley Read / Close-up of Agua rica leaf frog (Phyllomedusa ecuatoriana) eggs after 10 days development, showing beating heart and blood flowing over gills, Ecuador. Endangered. (non-ex)
01620047
Tony Wu / Sperm whale (Physeter macrocephalus) nostril. This species have a single blowhole on the left side of their heads. The other nostril has been modified into an internal organ called the phonic lip that...
01618858
Matthew Maran / Meat offal, including sheep hearts, for sale at butchers counter. North London, England
01582745
David Fleetham / Sea cucumber (Bohadschia argus) which has ejected a part of its internal organs called Cuvierian tubules. These significantly sticky strings are a defense mechanism designed to deter predators. Yap,...
01592314
Tony Wu / Ram's horn squid / Little post horn squid (Spirula spirula) internal shell with Pelagic goose barnacles (Lepas sp.). South Africa, Atlantic Ocean.
01592505
Lucas Bustamante / Reticulated glass frog (Hyalinobatrachium valerioi) viewed through hole in leaf seeing internal organs through its transparent skin, Canande, Esmeraldas, Ecuador.
01592504
Lucas Bustamante / Female Reticulated glass frog (Hyalinobatrachium valerioi) viewed from below seeing internal organs through transparent skin, Canande, Esmeraldas, Ecuador.
01590154
Emanuele Biggi / Cockroach (Ectobidae sp.) with transparent body so internal organs can be seen. Los Amigos Biological Station, Peru
01590153
Emanuele Biggi / Cockroach (Ectobidae sp.) with transparent body so internal organs can be seen. Los Amigos Biological Station, Peru