Caecilians Teacher’s Questions
- Name two kinds of amphibians. What makes these types of animals different from reptiles, birds and mammals?
- Describe three unusual features of caecilians.
- List two ways that caecilians differ from one of their lookalikes, snakes. List two ways that caecilians differ from another lookalike, worms.
- What type of environments do caecilians live in?
- Give two reasons why scientists know so little about caecilians.
- List at least three physical characteristics of caecilians that help them excel at burrowing.
- Describe how a coiled set of tendons in caecilians helps to propel the animal forward while burrowing.
- Describe how caecilians capture prey. Why do scientists think caecilians use this method?
- Describe the odd eating habits of a recently hatched baby caecilian.
- Describe the odd eating habits of a caecilian inside its mother’s oviduct.
- How do scientists think that lungless caecilians breathe air?
- What is the size range of caecilians?
- What threats are reducing amphibian populations? How are these threats affecting caecilian species?
- Describe how these descriptions of caecilians changed the way you think about amphibians.
- How do unusual species like caecilians and platypuses challenge the way we classify, or group, animals?
- It costs money to send scientists to far-off places to study the life history of little-known animals and plants. Do you think this is a good use of money? Explain your answer, giving at least three reasons.
- What happens when animals go extinct — or their populations crash to very low numbers? Explain why biologists are so concerned that amphibians be counted and studied before they disappear.