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Bugs Count by the Natural History Museum Invertebrate Picture Quiz. © OPAL 2011. All rights reserved. Photos by Harry Taylor unless stated otherwise. Each slide shows examples of a different group of terrestrial invertebrate
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Bugs Count by the Natural History Museum Invertebrate Picture Quiz © OPAL 2011. All rights reserved. Photos by Harry Taylor unless stated otherwise
Each slide shows examples of a different group of terrestrial invertebrate • Look carefully at the images on each slide and try to identify the group of invertebrates they belong to • Click on each slide to reveal the answer, along with key identification features (images are not to scale)
1. Snails (no legs) 1. Hard, coiled shell Soft, slimy body
2. Slugs (no legs) 2. Soft, slimy body, without a coiled shell Photo credit: Roy Anderson
3. Earthworms (no legs) 3. Thickened band (saddle) in adults Long, thin body divided into many segments (‘rings’)
4. 4. Beetles (6 legs) Biting mouthparts Hard wing-cases, meeting in a T-shape
5. 5. True bugs (6 legs) Piercing/sucking mouthparts (held underneath head) Wing-cases, usually meet in an X- or Y-shape Very variable group - includes the tiny aphids
6. 6. True flies (6 legs) One pair of wings Antennae often very short
7. 7. Bees, wasps & ants (6 legs) Two pairs of wings, but this is hard to see! Long antennae Bees (hairy) Wasp (not hairy) Ant
8. Butterflies & moths (6 legs) 8. Two pairs of wings (almost always coloured) Long antennae
9. 9. Grasshoppers & crickets (6 legs) Cricket - very long antennae Long back legs for jumping Grasshopper - short antennae
10. 10. Earwigs (6 legs) Pincer-shaped claspers (‘cerci’) Long, narrow brown body
11. 11. Spiders (8 legs) Body clearly divided into two parts
12. 12. Harvestmen (8 legs) One obvious body part Long, thin legs
13. 13. Woodlice (>8 legs) 7 pairs of legs Oval shaped body, divided into many segments
14. Centipedes (>8 legs) 14. Long, thin body, many segments One pair of legs per body segment Usually orange or yellow
15. Millipedes (>8 legs) Body divided into many segments Two pairs of legs per body segment