Sensors - The Apple Snail
To give an idea, human eyes are capable to resolve 10.000.000 pixels. The pictures below illustrate this even better. As apple snail do not have colour sensitive .
Snails on Their Trails: Do Snails Have Color Vision?
their eyes are well developed, and some of their far relatives (cephalopod species) have an ability to see at least some colors. My expectation is that if snails can .
Link Elementary School
Why do the antenna (tentacles) disappear? What do they eat? How do they eat? Do snails have eyes? Do snails smell and hear? How do they breathe? SHELL: .
Classroom Animals and Pets - Insects and Co. - Snails
Most snails have spiral shells on their backs into which they can pull back for protection. . Eyes are either at the base or the tips of the upper tentacles. The little .
Learn About Snails and Slugs
Snails have a head with tentacles, or feelers, eyes, a mouth and tiny teeth. The soft body of a . How do Snails Reproduce - Facts about Snails · What do Snails .
h2g2 - Everything You'll Never Need to Know About Slugs
Nov 26, 2000 . Slugs have been compared to their relatives, the snails, quite often. . The bigger antennae, for protective reasons, can pull their eyes into the .
How do snails breathe? | Answers Encyclopedia: Facts and answers ...
Get the answer to "How do snails breathe? . Respiration is carried on by gills in the aquatic species; terrestrial forms have a . Where are a snail's eyes?
Most molluscs, and particularly the snails, have chemosensory organs for taste ( the . Some --extending across all classes-- also have well developed eyes (see, . their radula, or in a few species, by filter feeding on small detritus, as do clams.
Land snails have two pairs of tentacles, with eyes on the tips of the longest pair. . Even as their bodies are still emerging, snails can start to move off, although .
Snohomish County Dahlia Society: How To ... grow dahlias for ...
Unlike potatoes which have eyes all over, dahlia tuber eyes are only found near the . Do: Protect against slugs and snails by baiting or by killing with a spray .
Land snail - Wikipedia, the free encyclopedia
Land snails have a strong muscular foot; they use mucus to enable them to crawl over . Usually a snail can repair damage to its shell over time if its living conditions . In most land snails the eyes are carried on the first (upper) set of tentacles .
A GUIDE TO THELAND SNAILS OF RANOMAFANA NATIONAL ...
Some species seem able to do no more than distinguish between light and dark, while other groups have highly specialized eyes. Some pulmonate snails are .
Aug 8, 2011 . A determined snail can easily cover a meter in 5 minutes, so in the course of an . Land snails have several characteristics that make them easily identifiable. . making them the snail's version of eyes, although their function is .
Gardeners cringe as a bumper crop of slugs slithers in
"The slugs have just riddled the leaves on the hostas at home. . Though the adults do not survive the winter, the eggs lie dormant until the following spring.
Would an Alien Really Have Three Eyes? » SciFi Ideas / SciFi Ideas
Mar 10, 2011 . Many sea creatures also have eyes on stalks, giving them a 360 degree view, as do snails whose predators (birds) attack from various angles.
Tell Me Why - Fish, Shellfish and Other Underwater Life - YouTube
Dec 27, 2007 . Do fish have hearts? What is an electric eel? What is the origin of the goldfish? How do snails get their shells? Does a starfish have eyes?
the eye Daphne Major, Galapagos Island
But will their offspring also have deeper beaks? . eyes do evolve. ? No evidence is needed. . Yet snails have an amazing variety of eyes. Heteropod sea .
snails and slugs - BioKIDS - University of Michigan
What do they look like? The Class . Many snails have an operculum, a plate that closes the gastropod's opening. Shelled . Most gastropods have a well- developed head that includes eyes at the end of one to two pairs of tentacles.