Do ostriches bury their head in the sand? 2. Please identify the 3 world records held by the common ostrich. 3. Who is Wisdom and what record does she hold? 4. What are salt glands and why do seabirds have them?
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1. Do ostriches bury their head in the sand?
2. Please identify the 3 world records held by the common ostrich.
3. Who is Wisdom and what record does she hold?
4. What are salt glands and why do seabirds have them?
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- 1. How do clams open and close their shells? 2. How does a clam draw water into its mantle cavity? What is the purpose of this behavior? 3. Describe the shape of a clam’s foot and explain how the clam uses it for movement.1. Why do loons have difficulty walking on land? 2. Where do baby loons spend most of their time after hatching? Why? 3. Please describe how grebes use their unusual feet to swim. 4. Please choose a species of grebe and describe its courtship ritual.Agnathans (Jawless FIsh) Look at the image that is attached to this question to answer the questions I have How well developed is the skeleton. Is the notochord still evident? Is the skin smooth or rough? Can you see well-developed fins? What about the eyes?
- 1. How many swimmerets does your crayfish have? 2. How many rows of gills does the crayfish have? 3. Where do the gills attach? 4. What does the stomach attach to directly? 5. Try to locate the green glands. What is the function of this structure?How does their dentition relate to their food source in the wild (Mountain Lion)? (Think about what wild cats eat, not domestic cats!)Insects are incredibly nutritious for primates. Why don't all primates eat only insects? A. Because insects are gross. B. Because larger primates like chimps and gorillas have higher metabolisms and they need sugar from fruit. C. Because larger primates like chimps and gorillas cannot get enough calories from insects. D. Because small primates have low metabolisms and they can survive off of just insects.
- Which one is NOT true about sharks? A. some sharks give live birth to babies with umbellical cords B. sharks are way more primitive than ray finned fish C. ancient sharks may have had bony tissue D. lateral lines in fish detect water pressure E. most sharks replace their teeth constantlyHow do elephants warn their family groups of a dangerous predator in their habitat? A. They use their trunks to make loud sounds.B. They stomp their feet to create noise.C. They use their tusks to kick up dirt.D. They flap their ears rapidly.A characteristic unique to most species of mammals and no other vertebrates isa. endothermy.b. skin covering for insulation and protection from dehydration.c. hair.d. a notochord
- Mammals are distinguished from other animals based ona. size and hair type.b. mode of reproduction.c. number of limbs and method of caring for young.d. number of mammary glands and number of offspring.Which of the following is most closely related to lobsters and what characteristics are significant in determining this relationship? a. Bivalves b. Centipedes c. Earthworms d. NematodesWhat is the function of the finger-like appendages that form part of a gurnard’s pectoral fins? A. They form an important part of sexual display B. They are important for swimming C. They are used to walk along the sea floor D. They are used to feel substrate, searching for prey