Q: About A. 3,500, B. 7,000 or C. 14,000 species of mushrooms have been discovered.
A: About 14,000 species of mushrooms have been described by science worldwide. However, there certainly are many species as yet undiscovered.
Q: True or false? Unlike many other species of birds, populations of birds of prey in North America are in relatively good shape, with many species showing upward trends.
A: True, according to a new book developed by RPI, a cooperative, continentwide raptor monitoring project of the Hawk Migration Association of North America, Hawk Mountain Sanctuary and HawkWatch International.
Q: Why are squirrels nicknamed "the forest planter?"
A: The squirrel's inability to recover all the 1,000-10,000 nuts it buries in the fall leads to the growth of many new trees from unbound, buried nuts.
Mystery Species: Each day this week, Monday through Friday, a different clue about our mystery species will be offered here on the blog. The identity of the mystery species will be revealed on Saturday. However, if you come up with the answer before that, send it with your full name, address and telephone number to firstname.lastname@example.org. The first person to make the identification will bring the contest to a close for the week and be identified with the correct answer.
Clue No. 1: It's a cold-blooded species.