The colour of Blue Manakin eggs
Could these colour patterns function as camouflage?
Cheating Red-footed Falcons
Researchers count the number of extra-pair offspring in this falcon species.
Attacking the Common Cuckoo
Host aggression affects the speed of egg-laying.
Untangling the problem of plastic nests
Can an opportunistic approach be used to measure plastic pollution?
Painted Stork nesting dangerously low
Is people’s protective attitude really a factor at Kokkare Bellur (South India)?
The many onsets of incubation
Does higher ambient temperature advance incubation?
Ejecting Eggs
Who do some birds remove eggs from their nest?
Bad news for the Stone-curlew
Intensified agriculture contributes to population decline in France
Mixed Broods
How do Common Cuckoos and Common Redstarts perform after sharing a nest?
Conspecific brood parasitism in Prothonotary Warblers
Parasites or orphans? What are the costs of raising additional, unrelated chicks?