Red Milkweed Beetle
Red Milkweed Beetle
Tetraopes tetrophthalmus
Insecta
COMMON

Stats

Lifespan
Up to 1 yr
Size
Medium
Diet
Herbivore
Activity
Diurnal
Social
Solitary
Biome
Temperate grassland
Range
North America
Movement
Walking
Breeding
Egg-laying
Defense
Warning Colors
Status
Common

About

A boldly red-and-black longhorn beetle found exclusively on common milkweed across eastern North America. It sequesters cardenolide toxins from its milkweed host, advertising its unpalatability to predators through vivid aposematic coloration.

Life cycle

  1. 1.
    egg
    A small egg is laid on or near the larval food source and hatches within days or weeks.
  2. 2.
    juvenile
    An immature insect feeds and molts, growing through successive instars.
  3. 3.
    subadult
    A near-adult insect has wing buds or near-mature form, one molt away from full size.
  4. 4.
    adult
    Fully grown, with full wings and adult coloration.

Learn more

Taxonomy

Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Coleoptera
Family
Cerambycidae
Genus
Tetraopes
Species
Tetraopes tetrophthalmus