This is a list of Coliiformes species by global population. While numbers are estimates, they have been made by the experts in their fields. For more information on how these estimates were ascertained, see Wikipedia's articles on population biology and population ecology.

The IOC World Bird List (version 15.1) recognizes 6 species of Coliiformes.[1] As of December 2025, IUCN/BirdLife International have assessed all members, but no population estimates have been quantified.

Species by global population

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Common name Binomial name Population Status Trend Notes Image
Red-backed mousebird Colius castanotus unknown[2] LC[2] Decrease[2]
White-backed mousebird Colius colius unknown[3] LC[3] Increase[3]
White-headed mousebird Colius leucocephalus unknown[4] LC[4] Steady[4]
Speckled mousebird Colius striatus unknown[5] LC[5] Increase[5]
Red-faced mousebird Urocolius indicus unknown[6] LC[6] ?[6]
Blue-naped mousebird Urocolius macrourus unknown[7] LC[7] Decrease[7]

References

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  1. ^ "Mousebirds, Cuckoo Roller, trogons, hoopoes, hornbills – IOC World Bird List". www.worldbirdnames.org. Retrieved 2025-12-22.
  2. ^ a b c BirdLife International (2024). "Colius castanotus". IUCN Red List of Threatened Species. 2024 e.T22683784A264063841. doi:10.2305/IUCN.UK.2024-2.RLTS.T22683784A264063841.en. Retrieved 2025-12-22.
  3. ^ a b c BirdLife International (2024). "Colius colius". IUCN Red List of Threatened Species. 2024 e.T22683788A263670528. doi:10.2305/IUCN.UK.2024-2.RLTS.T22683788A263670528.en. Retrieved 2025-12-22.
  4. ^ a b c BirdLife International (2024). "Colius leucocephalus". IUCN Red List of Threatened Species. 2024 e.T22683780A263672602. doi:10.2305/IUCN.UK.2024-2.RLTS.T22683780A263672602.en. Retrieved 2025-12-22.
  5. ^ a b c BirdLife International (2024). "Colius striatus". IUCN Red List of Threatened Species. 2024 e.T22683776A263660058. doi:10.2305/IUCN.UK.2024-2.RLTS.T22683776A263660058.en. Retrieved 2025-12-22.
  6. ^ a b c BirdLife International (2024). "Urocolius indicus". IUCN Red List of Threatened Species. 2024 e.T22683796A263668175. doi:10.2305/IUCN.UK.2024-2.RLTS.T22683796A263668175.en. Retrieved 2025-12-22.
  7. ^ a b c BirdLife International (2024). "Urocolius macrourus". IUCN Red List of Threatened Species. 2024 e.T22683792A263670912. doi:10.2305/IUCN.UK.2024-2.RLTS.T22683792A263670912.en. Retrieved 2025-12-22.