Close-up of a rattlesnake, Belize, Central America

Dancers from GAUA in the Banks Islands perform at a cultural festival wearing fish headresses and rattling nuts on their ankles, Efate Island, Port Vila, Vanuatu

Dancers from GAUA in the Banks Islands perform at a cultural festival wearing fish headresses and rattling nuts on their ankles, Efate Island, Port Vila, Vanuatu

Rattling cisticola (Cisticola chiniana) perches on leafy tree stump, Serengeti, Tanzania

Plumbeous Rail warming, El Calafate Argentina

Merlin female with water rail on post, Britain UK