Z
- Zaglossus bruijni — Long-beaked Echidna, Long-nosed Echidna, Long-nosed Spiny Anteater, New Guinea Long-nosed Echidna
- Zavattariornis stresemanni — Ethiopian Bush-crow
- Zilchogyra paulistana
- Zingel asper — Apron, Asper, Rhone streber
- Zingis radiolata
- Zonitoides jaccetanicus
- Zoothera guttata — Spotted Ground-thrush
- Zosterops albogularis — White-chested White-eye
- Zosterops chloronothus — Mauritius Olive White-eye
- Zosterops conspicillatus — Bridled White-eye
- Zosterops luteirostris — Ghizo White-eye
- Zosterops modestus — Seychelles White-eye
- Zosterops nehrkorni — Sangihe White-eye
- Zosterops rotensis — Rota Bridled White-eye
- Zosterops tenuirostris — Slender-billed White-eye
- Zygogeomys trichopus — Michoacan Pocket Gopher
- Zyzomys palatilis — Carpentarian Rock Rat
- Zyzomys pedunculatus — Central Rock Rat, Central Thick-tailed Rock-rat
Read more about this topic: IUCN Red List Endangered Animal Species