Philippe Clement / Common / Edible cockle (Cerastoderma / Cardium edule) shells on beach, Belgium

Donald M. Jones / Western Bluebird (Sialia mexicana) eggs in nest, Mission Valley, western Montana

Tui De Roy / Saddleback Galapagos Tortoise (Chelonoidis nigra hoodensis) captive-bred hatchlings emerging from eggs, Galapagos Islands, Ecuador

Konrad Wothe / Tangerine (Citrus reticulata) fruit hanging on tree, Greece

Michael Quinton / Common Raven (Corvus corax) nest with six blue eggs, North America