Latest New Zealand mud snail Stories
A University of Iowa researcher has discovered that a “Goldilocks” effect applies to the reproductive output of a tiny New Zealand snail—considered a troublesome species in many countries—that may one day help environmentalists control their spread.
Nowadays, an increasing number of rivers and lakes are being invaded by exotic snails, which come from remote regions, and even other continents.
According to scientists, snails are able to survive intact after being eaten by birds.
Living organisms have good reason for engaging in sexual, rather than asexual, reproduction according to Maurine Neiman, assistant professor of biology in the UI College of Liberal Arts and Sciences and researcher in the Roy J. Carver Center for Genomics.
The coevolutionary struggle between a New Zealand snail and its worm parasite makes sex advantageous for the snail, whose females favor asexual reproduction in the absence of parasites
What's so great about sex? From an evolutionary perspective, the answer is not as obvious as one might think. An article published in the July issue of the American Naturalist suggests that sex may have evolved in part as a defense against parasites.
Lake Michigan's ecosystem is being threatened by a quick producing, tiny snail. The invasive creature has scientists worrying about the lake's balance.
U.S. scientists say the New Zealand mud snail, long a problem in western states, has spread across four U.S. Great Lakes and is altering the lakes' ecology.
- A handkerchief.
- Specifically— The legendary sweat-cloth; the handkerchief of St. Veronica, according to tradition miraculously impressed with the mask of Christ; also, the napkin about Christ's head (Johu xx. 7).
- In general, any miraculous portrait of Christ.