Black-throated Blue Warbler (Setophaga caerulescens) flight is fast, slightly undulating, and direct with rapid wing beats—a typical warbler flight.
The male and female Black-throated Blue Warblers look so dissimilar that...
Hiva Oa is the second-largest islet in the Marquesas Islets, in French Polynesia, an overseas home of France in the Pacific Ocean. These days, the remote Marquesas Islands...
These Colorful Dunes of Lassen National Park formed out of oxidized volcanic ash layers, are one of the highlights of Northern California. Colorful Dunes...