Sex bias in captured Little Ravens Corvus mellori varies with entry aperture size in a modified Australian Crow Trap
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08/12/2014 |
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Sex bias is reported among an increasing number of bird populations. However, where sex ratio determination involves captured birds, the possibility of a sex bias associated with trapping must be excluded before a population-level sex bias can be reasonably inferred (Weston et al. 2004). For cage traps, sexual size dimorphism may influence the rate at which species enter or escape from traps.
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