Baby diving beetles sport bifocals, researchers now report. The specialized eyes let larvae of the sunburst diving beetle (Thermonectus marmoratus) switch their vision from up-close to distant in ...

Both the larva and the adult are voracious predators. My dead adult diving beetle had previously been flying around (they use the moon to guide their flight, so are often drawn to bright lights ...

Both the larva and the adult are voracious predators. My dead adult diving beetle had previously been flying around (they use the moon to guide their flight, so are often drawn to bright lights ...

The beetle relies on its keen eyesight to stalk other insect larvae amid often murky streams. It sees the world through no less than six pairs of eyes and in 2006, Elke Buschbeck discovered that ...

Great diving beetle. By Rowan Hooper. ... There is a narrow canal inside the mandibles, through which the larva injects digestive juices into the prey, which it then sucks dry.

ABOVE: Diving beetle eggs (circled in red) laid on frog spawn hatch within hours of the emergence of the tadpoles the beetle larvae feed on. JOHN GOULD. The paper. J. Gould et al., “Diving beetle ...

All are voracious predators, such as the Great Diving Beetle, which is common in Europe. Both larva and adult stalk small fish or tadpoles underwater, until they pounce and subdue them with pointy ...

During six years of sampling, the researchers recorded 69 diving beetle species, representing 70% of all known species in the Uusimaa region. Ponds became more distinct from themselves year by year.

The front foot of a diving beetle is about 2 millimeters across, or roughly 25 times the width of a human hair. Its hind leg is about 1.5 millimeters long, or roughly 20 times the width of a human ...

* Japanese name: Shima-gengorou * Scientific name: Hydaticus bowringii * Description: This beetle is small, some 15 mm long, but sturdy. Its elytra (wing cases) are black, with an almost lacquered ...