The aye-aye is one of the most unusual primates in the world, with highly specialized nocturnal foraging adaptations requiring very specific zoo welfare management.
Aye-aye welfare requires the most specialized of nocturnal exhibit designs: reversed light cycles, complex foraging structures with hidden grubs or similar, and minimal social contact that nonetheless prevents isolation stress. Their percussive foraging behavior should be enabled through wood blocks with cavities containing food rewards that simulate their wild bark-tapping foraging. As highly curious animals, environmental novelty through regular enrichment rotation maintains behavioral engagement. The small number of successful zoo programs reflects how demanding their care requirements are, and these successful programs carry disproportionate responsibility for species survival planning.