Rolf Nussbaumer / Ruby throated hummingbird {Archilochus colubris}Male feeding on Purple Coneflower, New Braunfels, Texas, USA

Michele Westmorland / Blue-spotted Puffer, (Arothron caeruleopunctatus), Palau, Micronesia.

Juergen Freund / Blue-spotted pufferfish (Arothron caeruleopunctatus) in a reef crevice, Sipadan, Sabah, Malaysia.

Sue Daly / Black-spotted pufferfish (Arothon nigropunctatus) Lembeh Straits, Sulawesi, Indonesia

Sue Daly / Blue-spotted pufferfish (Arothon caeruleopunctatus) Lembeh Straits, Sulawesi, Indonesia

Georgette Douwma / Black spotted pufferfish (Arothron nigropunctatus). Rinca, Indonesia

Norbert Wu / Blue-streaked Cleaner Wrasse (Labroides dimidiatus) cleaning Guineafowl Pufferfish (Arothron meleagris), Raja Ampat Islands, Indonesia