The World of Leatherbacks

15 Points Per Correct Answer - No time limit  

1. The shell of a leatherback is soft. True False

2. What is a leatherback's main food source? Small fish and plankton Jellyfish Insects Sea grasses and sea weeds

3. Leatherbacks lay two types of eggs within their nests. While the majority are fertile and able to develop into turtle hatchlings, the rest are infertile. What are these eggs commonly called? Gastroliths Dud eggs Yolkless eggs Softshell eggs

4. When the temperature in a nest is slightly lower than normal, hatchlings are more likely to be: killed or damaged from lack of sufficient heat female male temperature has no effect; they can be either

5. Leatherbacks nest most commonly in central America. What are they called in Spanish? Lora Baula Negra Pacifica

6. A leatherback has a few, flat teeth to grind its food. True False

7. A leatherback is unusual in that it lays both fertile eggs and infertile eggs. What is one theory for the purpose of the infertile eggs laid by a leatherback? to protect the nest they may emit gases that warn off predators not enough sperm to fertilise all eggs as they are heavier, they drop to the bottom and provide a layer between sand and fertile eggs

8. If a leatherback turtle comes up to lay its nest, but fails to do so and instead returns to sea, what is this known as? A failed nesting Disturbed nesting A false lay A false crawl

9. These sea turtles can be easily disoriented by too much/too many: loud noises darkness light logs in their nesting path

10. Leatherbacks undergo a process of internal fertilization, where they mate with several males to collect more sperm and increase genetic variation. What is this mating technique called? polygamy monogamy polyandry symbiosis