beetle workshop “cool coleoptera” · 2020. 9. 28. · “cool coleoptera ” brian bockhahn ......
TRANSCRIPT
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Why Beetles?
• Pest insect control
• Decomposer
• Prey item
• Pollinator
• Agricultural pest
• Abundant insect
• Still much to learn
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What are they?
Kingdom:Animalia
Phylum:Arthropoda
Class:Insecta
Subclass:Pterygota
Infraclass:Neoptera
Superorder:Endopterygota
Order:Coleoptera
Coleo = shield ptera = wing
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How Many?
• More than 350,000
species
• 25% of all living
things
• More than all other
insects combined
• With many
undescribed species
they could total over 5
million
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Beetle Distribution
• Occur in all habitats
except the ocean and
polar regions
• Smallest beetle is ½ -
1 ½ mm Feather wing
beetle
• Largest is 6” wood
borer Titanus
giganteus
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Life Span
• Larva can live for
several years
• Most adults a couple
months
• Predators live longer
• Females live longer
• Conditions can dictate
longevity
– Weather
– Reproduction
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Beetle life cycle
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Beetle life cycle
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Courtship & mating
• Everything!
• Sight, sound, smell,
taste and touch
• Food offerings
• Mating is typically
amplexous or
missionary
• Sperm competition!
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Unique anatomy
• Elytra
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Unique anatomy
• Chewing mouthparts
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Predation
• Numerous insects
• Bats and birds
• Omnivores eat in all
stages
• Blister beetles
• Ladybugs bleed from
the knees
• *Warning colors*
• Tough shell
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Conservation
• Habitat loss
• Open land conversion
• Pesticides
• Invasive exotic
species
• Agricultural
• Boston Museum
Firefly Watch
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NC Endangered1. Cicindela lepida Ghost Tiger Beetle
SR - S1? G3G4 T: sand dunes along northern coast (Dare+)
2. Cicindela patruela Northern Barrens Tiger Beetle SR - S2? G3 MP: sandy soil in open pine or pineoak woods (records not yet entered)
3. Lordithon niger Black Lordithon Rove Beetle SR - SH GU
4. Nicrophorus americanus American Burying Beetle SR E SH G2G3(Buncombe*,Yancey*)
5. Stenelmis gammoni Gammon's Stenelmis Riffle Beetle SR FSC SH G1G3 M: South Fork New River (Ashe*)
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Beetle education
• Crime scene insects
activities
• Numerous crafts and
storybooks
• Easy to rear and keep
• Integral part of the
food web
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Beetle resources
• Scientific journals and
publications
• Standard picture
books and DVD
• Petersons
• State or group
specific guides
• Numerous toys and
plastics
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