Slugs and snails have two pairs of tentacles or antennae that act as sensory organs, such as the eyes, nose, and tongue. Two long upper tentacles are used to see and sniff the surrounding world. Two short lower tentacles are used for the sense of smell and tasting.
What do slug tentacles do?
The upper tentacles are called optical tentacles and are the eyes of slugs. Optical tentacles have light-sensitive eye-spots on the edges that can be regrown if lost. These are also used for odors. The lower pair are two small tentacles, used for sensation and tasting.
What do snail tentacles do?
Unlike the eye stalk, the short snail's tentacles almost always point to the ground. They are mainly used to orient the sense of smell. The sensory cells on the surface of the tentacles give the snail a picture of its environmental odor and also help in the search for food.
Do slugs have tentacles?
Tentacles Like other pulmonary terrestrial abalone, most terrestrial slugs have two pairs of "tentacles" or tentacles on their heads. The upper pair is light-sensing, with eye-spots on both ends, and the lower pair provides a sensation of odor. .. The part of the slug behind the tail mantle is called the "tail".
Do slugs smell with tentacles?
Slugs are a special type of mollusk called abalone. .. Photosensitive eyes are located on the long tentacles at the top of the slug's head. Short tentacles that extend downwards are used for sensations and odors.
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