Harpy eagles are the largest and most powerful birds of prey in the Americas and face severe population decline as Amazonian deforestation eliminates the vast territories they require.
Harpy eagles in fragmented landscapes face welfare challenges rooted in their extreme dependence on intact forest. Breeding pairs require enormous territories; fragmentation means pairs cannot find sufficient prey within their range, leading to nutritional stress that reduces chick survival. Eagles that venture into agricultural areas in search of prey risk shooting and trapping. Chicks that survive to fledging in depleted forest fragments have reduced survival prospects as they establish independent territories in an already fragmented landscape. Harpy eagles killed by farmers are typically killed with firearms, causing immediate death in some cases but painful wounds and prolonged suffering in others. The slow reproductive rate means that each individual death has outsized demographic consequences; in small regional populations, the loss of a breeding adult may represent years of recovery time. Protecting harpy eagles requires both habitat conservation and community engagement with farmers.