The best time to observe or count earthworm populations is early- to mid-spring (often April in North Central states), or late fall (November). Earthworms have both male and female sexual organs. Most ...
In fact, over one million earthworms can reside in just one acre of land. Earthworms are hermaphrodites. That means that they have both male and female sex organs. An earthworm can make sperm and egg ...
Earthworms are the engineers of the soil, bringing benefits to farmers The first global atlas of earthworms has been compiled, based on surveys at 7,000 sites in 56 countries. The findings will ...
MIGRATION: This species is nonmigratory. BREEDING: Little is known about the reproduction of this species in particular. Earthworms are monoecious, meaning that both female and male organs are present ...
Earthworm robots typically have pumps or other systems for movement that add to their bulk. This limits the potential applications in endoscopy (the use of tubes to examine internal organs).