Why cuckoos should parasitize parrotbills by laying eggs randomly rather than laying eggs matching the egg appearance of parrotbill hosts?
Crossref DOI link:
Update policy: https://doi.org/10.1007/SPRINGER_CROSSMARK_POLICY
Møller, Anders P
unspecified valid from 2015-04-01
7 October 2014
2 February 2015
1 April 2015