Golden-headed lion tamarins are primarily insectivorous and frugivorous. However, they have been known to eat invertebrates such as spiders and snails. There are also records of this species eating lizards, bird eggs, and even small birds (Nowak and Paradiso 1983).
Animal Foods: birds; reptiles; eggs; insects; terrestrial non-insect arthropods; mollusks
Plant Foods: fruit
Primary Diet: omnivore