Scans
- Lugensa brevirostris
- Lyciasalamandra luschani
- Lycophidion capense
- Lygodactylus picturatus
- Lyncodon patagonicus
- Lyncodon patagonicus
- Macrauchenia
- Macroeuphractus
- Macrokentriodon morani
- Macropus eugenii
- Macropus eugenii
- Macropus eugenii
- Macropus eugenii
- Macropus eugenii
- Macropus eugenii
- Macropus eugenii
- Macropus eugenii
- Macropus eugenii
- Macropus eugenii
- Macroscelides proboscideus
- Macroscelides proboscideus
- Macroscelides proboscideus
- Macroscelides proboscideus
- Macroscelides proboscideus
- Macroscelides proboscideus
- Macroscelides proboscideus
- Manis javanica
- Manis javanica
- Marmosops dorothea
- Massoutiera mzabi
- Megaceryle alcyon
- Megaladapis edwardsi
- Megalaima haemacephala
- Megaptera novaeangliae
- Megaptera novaeangliae
- Megatherium americanum
- Megatherium americanum
- Melanocharis versteri
- Meleagris gallopavo
- Meliphaga lewinii
- Melopsittacus undulatus
- Menura novaehollandiae
- Mephitis mephitis
- Mephitis mephitis nigra
- Merops nubicus
- Merops viridis
- Mertensophryne micranotis
- Merycochoerus proprius
- Mesembrinibis cayennensis
- Mesoplodon densirostris
- Mesoplodon europaeus
- Mesoplodon europaeus
- Mesoplodon europaeus
- Mesoplodon europaeus
- Mesoplodon europaeus
- Mesoplodon europaeus
- Mesoplodon europaeus
- Mesoplodon hectori
- Mesoplodon mirus
- Mesoplodon mirus
- Mesoplodon mirus
- Mesoplodon perrini
- Mesoreodon chelonyx
- Messapicetus longirostris
- Micrastur semitorquatus
- Microbatrachella capensis
- Microcebus murinus
- Microcebus murinus
- Microcebus murinus
- Microcebus murinus
- Micropygia schomburgkii
- Micrurus fulvius
- Miocaperea pulchra
- Miolabis fricki
- Mixocetus
- Momotus momota
- Monias benschi
- Monodelphis domestica
- Monodelphis domestica
- Monodelphis domestica
- Monodelphis domestica
- Monodelphis domestica
- Monodelphis domestica
- Monodelphis domestica
- Monodelphis domestica
- Monodelphis domestica
- Monodelphis domestica
- Monodelphis domestica
- Monodelphis domestica
- Monodelphis domestica
- Monodon monoceros
- Monodon monoceros
- Monopeltis capensis
- Morerella cyanophthalma
- Morunasaurus annularis
- Morus bassanus
- Moschus moschiferus
- Motacilla alba
- Muntiacus muntjak
- Mus musculus