If you spot several leaves on plants that have perfectly circular pieces cut from their edges, you will know leaf cutter ... “insect house” with several sizes of tubes for bees, it must ...

A rare San Francisco leaf-cutter bee has been spotted in Marin County, California — the first sighting of the insect since 1980, the Sacramento Bee reported. A conservation group called ...

A rare bee species was seen in Marin earlier this month for the first time in more than four decades. The San Francisco leaf-cutter bee (Trachusa gummifera) was spotted by a search party organized ...

A rare, elusive bee that is endemic to the Bay Area has turned up on Mount Tamalpais in its first documented sighting in nearly 45 years. The San Francisco leaf-cutter bee, also known as Trachusa ...

Tamalpais Bee Lab, a branch of One Tam, created a search party to look for “the rare San Francisco leaf-cutter bee (Trachusa gummifera)” that was “lost for decades,” the Golden Gate ...

Their nests are easily recognizable and typically have a leaf covering the “door” of the hole to protect the larvae within. The post What Leafcutter Bees Do With Their Perfectly Shaped Leaf ...

The houses, along with an informational plaque ... The structures are used by solitary bees such as mason, resin and leaf cutter bees, which are not part of a traditional hive or colony.

Patricia This damage is caused by one of our native bees called the leaf cutter bee. They do not consume the round leaf pieces they cut. They are used to build nests to raise their young.