There are three main types of dung beetle – rollers, tunnellers and dwellers. Rollers shape dung into balls and roll them away from the pile. Tunnellers dive into the dung pile, while dwellers, on the ...

Some dung beetles are native to California, but many have been imported to help reduce damage from cattle farming. KPBS sci-tech reporter Thomas Fudge spoke with an entomologist about their role and ...

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