Dragonflies and damselflies are in peak season across California. The two closely related carnivorous species are busy mating ...

These misunderstood, wandering arachnids are often simply young males in search of love. Here's where you might see them in ...

Object Details author Usinger, Robert L (Robert Leslie) 1912-1968 Contents Introduction : Principles and practices / Robert L. Usinger ; Equipment and technique / John D. Lattin -- Structure and ...

Invasive mussel found in North America for first time, posing immediate threat in California’s Delta The golden mussel, an invasive, nonnative freshwater bivalve, was recently discovered near ...

Of the major monsoon systems, only the North American monsoon is expected to have substantial decreases in total precipitation, with the most likely outcome being a 1%-6% reduction in summer rainfall.