| Lice are wingless and they cannot jump, unlike fleas, but instead they spread through physical contact. |
| A total of 60 white-footed mice yielded 16 species of mites, two species of ticks, two species of fleas, and one species of louse. |
| If that isn't enough there are other creepy-crawly threats that jump around trying to kill you, like spiders and fleas. |
| But look closely and you can find sand shrimp and beach fleas hopping through the debris. |
| They're so plagued by lice, fleas, dander and mange that their coats are spotted with huge bald patches and pocked with weeping sores. |
| We use brewer's yeast to feed fleas when we're raising them for experiments. |
