Slugs produce two types of mucus: one is thin and watery, and the other thick and sticky. Both kinds are hygroscopic. The thin mucus spreads from the foot's centre to its edges, whereas the thick mucus spreads from front to back. Slugs also produce thick mucus that coats the whole body of the animal. [4]

Once two slugs are ready to reproduce, they begin a unique mating ritual. First, they move to higher ground, like a stick or outcropping, one slug following closely behind the other. Then, together they descend by creating a mucus-based “rope” …

Gastropteridae, the bat-winged slugs, is a family of sea slugs, gastropod molluscs in the superfamily Philinoidea of the clade Cephalaspidea, the headshield slugs and bubble snails. [2] The greatest diversity of these colourful small slugs …

2013年6月28日 · When two slugs mate with each other, they each simultaneously play the role of both sexes, exchanging sperm with their male genitalia. At times, the male sex organs of two slugs become entangled during mating and the slugs may bite them off in order to free themselves, a not uncommon sacrifice known as ‘apophallation.’

Two slugs mate by bringing their genital pores (on the right side) together and everting their atria, the initial part of the reproductive tract, to allow the exchange of spermatophores. A week after mating an egg mass of a dozen or more eggs is laid, and young hatch in four weeks.

2019年12月11日 · Under the cover of night, two large leopard slugs begin to court, circling each other, before climbing single-file up a tree or onto a rock. They lower themselves on a mucus rope, while...

Maggott's digestive system consists of a hollow cavity that houses two slugs called Eany and Meany. They share a telepathic link with him and can temporarily emerge from his body to digest solid matter, giving him superhuman strength and durability.

2011年8月30日 · Combination of stills and video of two leopard slugs mating. Taken from a 30 minute sequence, the two slugs entwine, and then mate while suspended by a bunge...

During the dance two slugs will circle each other lunging at each other, nipping and hitting one another with their tails. Towards the end of the dance slugs may also display their sexual organs (in some species

2004年9月16日 · As you saw, some terrestrial slugs initiate mating by secreting a thick mucus strand and suspending themselves from it. While entwined together in their mucus glob they undergo some fairly complicated mating behaviors -- twisting and contorting themselves, jerking their heads, and maybe even biting each other.