Tag: Razorbill

Sexual Size Dimorphism and Assortative Mating in Razorbills (Alca torda)

Razorbill (Alca torda) Science Article 1 abstract My primary aim here is to report the first large data set of live, known-sex Razorbills and to identify the degree of sexual size dimorphism in a number of body measurements. This Study is part of a wider project on mating behavior of Razorbills based on color-banded breeding […]

Razorbill (Alca Torda)

[order] Charadriiformes | [family] Alcidae | [latin] Alca torda | [UK] Razorbill | [FR] Petit Pingouin | [DE] Tordalk | [ES] Alca común | [IT] gazza marina | [NL] Alk Physical charateristics Razorbills are heavy-billed auks with an unusually long, rather graduated tail. During summer the head and the throat of adult Razorbills are black […]