The anis are large black birds in the cuckoo family with a long tail and a deep ridged black bill. Their flight is weak and wobbly, but they run well, and usually feed on the ground. These are very gregarious species, always found in noisy groups. Anis feed on termites, large insects and even lizards and frogs Not native to the Galapagos, the smooth-billed ani arrived within the last 50 years.