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Hydrophilus triangularis, known generally as the giant black water beetle or giant water scavenger, is a species of water scavenger beetle in the family Hydrophilidae. [1] [2] [3] It is the most common and widespread species of Hydrophilus in North America, being found across the contiguous United States, southern Canada, and Mexico.
It is especially abundant, along with X. sonorina, in the Central Valley and in Southern California, including the Mojave Desert. They are agriculturally beneficial insects and pollinators of diverse California chaparral and woodlands and desert native plant species. [4] [5] This carpenter bee is active during hot seasons. Therefore, they are ...
Adults are large-bodied and black, with very long antennae; in males, they can be up to twice the body length, but in females they are only slightly longer than body length. Both sexes have a white spot on the base of the wings, and may have white spots covering the wings. Both males and females also have a spine on the side of the prothorax. [2]
Pterostichus lama or giant woodland ground beetle is a North American species of woodland ground beetle in the family Carabidae. [1] [2] [3] [4] It is found in ...
The goldspotted oak borer is just 14 miles from the Santa Monica Mountains' 600,000 oak trees and threatens to devastate forests throughout California, harming wildlife and increasing fire risks.
Calosoma sayi, also known as "Say's caterpillar hunter or "Black Caterpillar Hunter", [1] [2] is a species of ground beetle of the subfamily Carabinae. [3] It was described by Pierre François Marie Auguste Dejean in 1826. [3] A large, lustrous black beetle found throughout the United States, its habitat is fields and disturbed areas.
Extreme drought and bark beetles now threaten California's Ancient Bristlecone Pine Forest, home to Methuselah, a 4,853-year-old bristlecone pine.
Calosoma is a genus of large ground beetles that occur primarily throughout the Northern Hemisphere, and are referred to as caterpillar hunters or caterpillar searchers. Many of the 167 species are largely or entirely black, but some have bright metallic coloration. They produce a foul-smelling spray from glands near the tip of the abdomen.