Cobweb Spiders vs Scaled Fruiteater

Parasteatoda tepidariorum compared with Ampelioides tschudii

Taxonomic Classification

Rank	Cobweb Spiders	Scaled Fruiteater
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum	Arthropoda (Eklem bacaklılar)	Chordata (Kordalılar)
Class	Arachnida (Örümceğimsiler)	Aves (kuş)
Order	Araneae (Örümcek)	Passeriformes (Ötücü kuşlar)
Family	Theridiidae	Cotingidae
Genus	Parasteatoda	Ampelioides
Species	Parasteatoda tepidariorum	Ampelioides tschudii

Evolutionary Relationship

Cobweb Spiders and Scaled Fruiteater share a common ancestor at the Kingdom level: Animalia. (hayvan)

Conservation Status

Cobweb Spiders

LC — Least Concern

Scaled Fruiteater

LC — Least Concern

Physical Characteristics

Attribute	Cobweb Spiders	Scaled Fruiteater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cobweb Spiders

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Widely distributed across Africa (South Africa), Asia (Taiwan), Europe (7 countries), North America (Canada, United States), and South America (Colombia).

Scaled Fruiteater

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Cobweb Spiders

The common house spider (Parasteatoda tepidariorum) is one of the most cosmopolitan of all spider species, having followed human civilization to virtually every inhabited corner of the globe. A member of the family Theridiidae, this small to medium-sized spider—females reaching 5–8 millimeters, males somewhat smaller—constructs the characteristic messy, three-dimensional cobwebs in sheltered corners of buildings, under eaves, in cellars, and in other human-modified structures worldwide. Originally native to North and South America, the species has spread through commerce and human transport to Europe, Asia, Africa, and beyond, where it thrives in the stable temperature and prey-rich conditions provided by human habitation. The web design is deceptively effective: irregular sticky threads radiate in all directions from a silk retreat, ensnaring flies, mosquitoes, ants, and other arthropods that blunder into the structure. Females are long-lived—surviving several years—and produce multiple egg sacs containing hundreds of eggs during a lifetime, contributing to the species' population resilience. Parasteatoda tepidariorum has become an important laboratory model organism for arachnid developmental biology, with its genome sequenced to facilitate studies of spider gene expression, venom evolution, and silk production. It is broadly classified as Least Concern given its cosmopolitan distribution and remarkable adaptation to anthropogenic environments.

Scaled Fruiteater

Scaled Fruiteater (Ampelioides tschudii) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇳🇴 Norway