释义 |
pill beetlenounA small convex beetle which is able to feign death by retracting its legs and contracting into a ball.- Family Byrrhidae: several genera.
Most species retract their legs and antennae into ventral recesses and become motionless when disturbed, leading to the common name of pill beetle....- The Species Audit includes nationally threatened species such as the bittern, along with those of regional significance such as the mire pill beetle.
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