Sexual Dimorphism in Egg Size and Implications regarding Facultative Manipulation of Sex in Mountain White-Crowned Sparrows

1 November 1987

journal article
research article
Published by Oxford University Press (OUP) in Ornithological Applications

Vol. 89 (4) , 798-803
https://doi.org/10.2307/1368527

Abstract

The volume of male eggs in Mountain White-crowned Sparrows (Zonotrichia leucophrys oriantha) was slightly larger than that of female eggs in every year of a 5-y...