50,000 Worms Tangled Up in a Ball Unravel in an Explosive Burst when a Predator Appears
California blackworms make a contribution to the math and physics of knot tying by demoing twisting motions that help them escape a tangled worm ball

California blackworms make a contribution to the math and physics of knot tying by demoing twisting motions that help them escape a tangled worm ball