Markus Lagerqvist
Well-known member
Barlow, C R, Waine, J, White J, Collinson, J M, Garrett, K L & Tye, A. 2022. Bill and skull metrics of American Thalasseus maximus and West African T albididorsalis "Royal" Terns amend previously reported size differences and explain distinctive shapes. Malimbus 44: 101-116.
Summary of the findings here:
Summary of the findings here:
New study documents skull biometrics of West African Crested and Royal Terns
The findings amend previously reported bill size differences and detail the variation in head and bill structure.
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