External Anatomy of the Grasshopper

worksheetThis worksheet provides steps for identifying structures of the grasshopper, with a focus on the external anatomy and mouthparts.  The lesson can be part of a larger unit on insects and invertebrates.  Students count the number of segments, examine the wings and legs of the grasshopper, and locate the eyes and antennae.  Dissection includes the removal of parts of the mouth, such as the labrum, and maxilla to reveal the mandible to see how it opens and closes.     Finally, given the descriptions in the text, students label and color a diagram of the grasshopper.

Grade Level: 7-10 | Time Required:  45 min


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