Didinium is a voracious hunter of live food, namely Paramecium. It is found quite commonly in freshwater habitats such as ponds and other still waters. It is in constant motion, swimming around in search of prey.
1938 S Jefferson Nickel. CoinTrackers.com has estimated the 1938 S Jefferson Nickel value at an average of $3, one in certified mint state (MS+) could be worth $50.(see details)...umismatic Value: $3 to $50.00. Value: As a rough estimate of this coins value you can assume this coin in average condition will be valued at somewhere around $3, while one in certified mint state (MS+) condition could bring as much as $50 at auction.
The mint experimented with 1936-dated coins struck in 1937 with a dot added to the design to distinguish them from coins struck earlier. Dot Cents were long considered unavailable as all three were held by noted American numismatist John Jay Pittman, who paid $250 for them in 1954. rare Canadian penny billed as the king of Canadian coins was purchased for $402,500 US at a New York auction Sunday. The famed 1936 Canadian Dot Cent was the highlight of a group of coins billed as the single most substantial collection of Canadian coins ever offered at public auction.