-
1by van der Steen, L.J.“... colony of captive guillemots the differences in behaviour between male and female birds have been studied...”
Published 1975
Get access
Book -
2“... from 25 June onwards. The adult female stayed on the island all the time. The adult male also visited...”
Get access
Get access
Get access
Article in Journal/Newspaper -
3“...In 2022, a male Pallid Harrier was recorded in farmland in the province of Groningen on 19 June...”
Get access
Get access
Get access
Article in Journal/Newspaper -
4by Hogan-Warburg, Alida Johanna“..., and by the extreme individual diversity in the male nuptial plumage. The earliest published accounts of behavior...”
Published 1965
Get access
Get access
Get access
Doctoral or Postdoctoral Thesis -
5“... to find an explanation for their peculiar and complex mating system with three types of males...”
Get access
Get access
Get access
Article in Journal/Newspaper -
6by Haelters, J.“...On 25 November 1999 an adult male harbour porpoise Phocoena phocoena stranded alive at Middelkerke...”
Published 2001
Get access
Article in Journal/Newspaper -
7by Klaassen, Raymond, Schlaich, Almut E., Bouten, Willem, Both, Christiaan, Koks, Ben J.“... of the province of Groningen, the Netherlands, in large scale arable farmland. We equipped three adults, two males...”
Published 2014
Get access
Get access
Get access
Article in Journal/Newspaper -
8by Burggraeve, G.“... (Knokke). It was apparently a male that eventually palred with a female Common Tern. At least one chick...”
Published 1977
Get access
Article in Journal/Newspaper -
9“..., Belgium. The animal was a young, approximately 6 months old male. It was taken to the seal rehabilitation...”
Get access
Article in Journal/Newspaper -
10
Get access
Book -
11
Get access
Book -
12by Kastelein, R.A.“..., and walruses), in which the adult male body weight varied between 110 and 1400 kg, and adult female weight...”
Published 1998
Get access
Doctoral or Postdoctoral Thesis -
13by Hanssen, Sveinn Are, Bustnes, Jan Ove, Schnug, Lisbeth, Eulaers, Igor, Jaspers, Veerle, Covaci, Adrian, Eens, Marcel“... in male chicks. TOS was higher when not receiving any parasite reduction treatment and when receiving both...”
Published in Ecology and Evolution (2013)
Get access
Get access
Article in Journal/Newspaper -
14by van Schalkwijk, Linde, Schotanus, Eva T., Kik, Marja J.L., Gröne, Andrea, IJsseldijk, Lonneke L.“... causes of death. In 2022, 57 dead harbour porpoises were examined: 31 males and 26 females, comprising 18...”
Published 2023
Get access
Get access
Report -
15
Get access
Book -
16
Get access
Book -
17“...: the female produces two clutches and the male and female each take care of one clutch (fig. 1...”
Get access
Article in Journal/Newspaper -
18by Oene, Martijn Van“... the sexually active males. A transact of at least 2.5 kilometres is set out through a more or less homogeneous...”
Published 2018
Get access
Get access
Dataset -
19“..., 55dead harbour porpoises were examined: 31 males and 24 females, including 14 adults, 33 juveniles...”
Get access
Get access
Report -
20“..., 55 dead harbour porpoises were examined: 25 males and 30 females, including 22 adults, 26 juveniles...”
Get access
Report