The red, stinky fluid is hemolymph, which is the fluid in the circulatory system of arthropods (e.g. spiders, crustaceans such as crabs and shrimp, and insects).
The beetle is mainly active at night, spending its days hiding under moss or stones.
The red, stinky fluid is hemolymph, which is the fluid in the circulatory system of arthropods (e.g. spiders, crustaceans such as crabs and shrimp, and insects).
The beetle is mainly active at night, spending its days hiding under moss or stones.