Hawaiian Happy-face Spider vs Sri Lankan Relict Ant

Side-by-side species comparison

Attribute Hawaiian Happy-face Spider Sri Lankan Relict Ant
Scientific Name Theridion grallator Aneuretus simoni
Order Araneae Hymenoptera
Family Theridiidae Aneuretidae
Size 5 mm body length 3-4 mm
Habitat Forests Forests
Diet Omnivores Omnivores
Regions Hawaii Sri Lanka
Conservation Endangered Critically Endangered

Hawaiian Happy-face Spider

A tiny Hawaiian spider with markings on its abdomen that resemble a smiling face. It is endemic to the rainforests of four Hawaiian islands.

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Did You Know?

The smiley-face pattern is thought to confuse predators by disrupting recognition of the spider shape.

Sri Lankan Relict Ant

The sole surviving member of its entire subfamily, known only from a few localities in Sri Lanka's rainforests. A true living fossil representing an ancient ant lineage.

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Did You Know?

The only living species in its entire subfamily, all other members went extinct millions of years ago.