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Question: What characteristics of the frog help it to survive in its natural habitat?

Hypothesis: (Predict and Share)

Plan: Observe the features of the frog in a tank and in a cup using a hand lens.

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Observation: Observation Chart

Characteristic

Observations in Tank

Observations in Cup

Body Covering

Body Structures

Movement

Color

Shape

Size

Adapted from Record Sheet 4A

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Background information onpages TG 21-23

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Facts about the Dwarf African Frog Size- 4 cm (1 ½ inches) Natural habitat—fresh water in

Democratic Republic of the Congo and lower Congo

Adult frogs breathe through lungs; take oxygen from airBurbling

Feeding behavior Successful breeding not likely in

captivity

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Extension: Frogs vs. ToadsSupplemental Packet- Information Sheet, Venn DiagramVideo Clip

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More Info about Amphibians Bill Nye’s Video Clip

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Fiddler Crabs 24 hours before arrival: Prepare two holding pails with salt water and sand

Net crabs and place in holding tanks

Feed dried fish food immediately—one pinch in water and one pinch in sand

Cover pails—provide air holes Crabs need indirect light and

temperatures between 68-77 degrees 13

Don’t overfeed!!!