A woman in Pitumarca, Cuzco Region, Peru, begins weaving a textile on a backstrap loom. She is holding a llama-bone pick, used to help handpick the motifs and to beat (push tight) the weft yarns.
A visual atlas of solifuge jaws enables research on these poorly-understood arachnids.
Frogs, like humans, irrationally switch their preferences.
Phytoplankton blooms gain nutrients from glacial melting.