the.com/nesting
the universe's oldest blueprint, drawn by birds who never took an architecture class.
deepest digSome bird nests are sealed shut with the female inside
weaver godsSociable weavers build apartment complexes housing 100+ birds
human editionPregnancy 'nesting' urges spike weeks before birth
spit workSwiftlets build entire nests from hardened saliva
recycle kingsEagles reuse one nest for decades, weighing up to a ton