Gastropods
Gastropods are slugs and snails, both fresh and salt water.
I have yet to identify the massive snail in that tree in South Luangwa National Park in Zambia.
Oregon Forest Snail - Capitol State Forest, Washington
Giant Blonde Snail - Kruger National Park, South Africa
African Giant Snail - Seychelles
Malone Jumping Slug - Capitol State Forest, WA
Snail - South Luangwa NP, Zambia