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Arrow-shaped Micrathena (Micrathena sagittata)

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description Arrow-shaped Micrathena (Micrathena sagittata) Overview

Micrathena sagittata, known as the Arrow-shaped Micrathena, is a species of orb-weaving spider in the family Araneidae. Females are recognized by a bright yellow abdomen with distinctive posterior spines that give the body an arrow-like silhouette, while males are smaller and lack prominent spines. The species is native to the eastern United States and parts of Central America, where it constructs orb webs in wooded areas during summer and early autumn. It is preyed upon by various birds and parasitic wasps.

help Arrow-shaped Micrathena (Micrathena sagittata) FAQ

What does the arrow-shaped Micrathena look like?

Micrathena sagittata is a small orb-weaving spider whose female has a bright yellow abdomen with several pointed projections. The rear spines give the body its distinctive arrow-like outline.

Where is Micrathena sagittata found?

The arrow-shaped Micrathena is found in eastern parts of North America. It commonly builds orb webs in woodland, shrubs, and other vegetation.

Are male and female arrow-shaped Micrathena spiders different?

Yes, the female is much larger and has the conspicuous spined abdomen. Males are smaller and lack the dramatic arrow-shaped body seen in adult females.

Does the arrow-shaped Micrathena make an orb web?

Yes, it belongs to the orb-weaver family Araneidae and catches flying insects in a circular web. The spider usually waits in or near the web rather than chasing prey across the ground.

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