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1. What is special about the saliva of openbills?
2. Why have members of Leptoptilos los their feathers?
3. What causes the light pink to bright red coloration of most adult flamingos?
4. Please describe the feeding apparatus of Flamingos.
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- 1. Please describe the behavior of cranes. 2. How do peregrine falcons see the world? 3. What is special about the saliva of openbills? 4. Why have Leptophiles lost their feathers?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?Poison glands of snakes are homologous to: A. electric organs of fishes B. stings of rays C. sebaceous glands of mammals D. salivary glands of vertebrates
- 1. Is there a male or female crayfish? 2. How many swimmerets does a crayfish have? 3. How many rows of gills does the crayfish have? Where do the gills attach? 4. Where can find the stomach and the digestive glands of crayfish? What does the stomach attach to directly? 5. Locate the green glands. What is the function of this structure?1. What are the external parts and function of shark? 2. What are the external parts and function of lamprey? 3. What are the external parts and function of chicken?Explain briefly abdomen of the cockroaches.
- Frogs mouth Explain the functions of the structures that are part of the frog's mouth such as Volmerine teeth, maxillary teeth, glottis, internal nares, tongue, esophagus, and eustachian tube.1. What is the function of the gill rakers?2. Explain how gas exchange occurs at the gills.3. What is the function of the lateral line?4. Describe how the scales are arranged on the trunk & tail of a tilapia.5. Explain how the swim bladder controls buoyancy.(1) Please examine the figure below, depicting a portion of the rete mirabile associated with the gas bladder of two fishes: (a) One of these diagrams references a shallow water fish and the other references a deep water fish. Which diagram belongs to which type of fish? How can you tell? (b) Many deep water fish lack swim bladders altogether! Why do you think this is? What does the presence of a swim bladder in the above deep sea fish suggest about its behavior?