Rusty Brown Bird-Eater (Acanthoscurria Cordubensis)

A bulky bruiser from Argentina, Acanthoscurria cordubensis is all about earthy tones and grounded temperament. With a dusty rust-colored look, great feeding response, and strong webbing tendencies, this species is a tough, no-frills keeper favorite. Big, bold, and beautiful in its own grounded way.

Quick Facts

Common Name: Rusty Brown Bird-Eater

Scientific Name: Acanthoscurria cordubensis

Origin: Argentina, Bolivia

Size: 6–7 inches (15–18 cm) leg span

Lifespan:

• Females: 15–20+ years
• Males: 4–6 years

Temperament: Calm to moderately defensive — can be moody during enclosure maintenance

Coloration

Overall rusty brown to reddish-bronze tones

Subtle patterning on the legs and abdomen — earthy and natural

Slight iridescence under light, especially on the femurs

Not flashy, but has a rugged, armored look

Housing & Care

Enclosure Type: Terrestrial — medium burrower and heavy webber

Substrate: 5–6 inches of slightly moist substrate (topsoil/coco mix)

Humidity: 65–75% — doesn’t mind occasional dry spells

Temperature: 72–80°F (22–27°C)

Decor:

• Cork bark hide, moss, and leaf litter
• Appreciates depth for digging and webbing
• Can be quite active at night — fun to observe

Will often web up a corner or create shallow burrows — loves to modify its space.

Feeding

Diet: Crickets, roaches, superworms

Feeding Schedule:

• Slings: 2–3x/week
• Juveniles: Weekly
• Adults: Every 10–14 days

Aggressive eater — takes down prey with confidence

Why It’s Underrated

Chunky and impressive without being flashy

Hardy — adapts well to varying conditions

Bold feeder and fun to watch

Great species if you want a “big terrestrial” that’s not too defensive

Long-lived and low-fuss

Notes

Can flick hairs readily when disturbed

Needs good airflow to prevent mold in humid setups

Rare in the hobby — not always easy to find

Not for handling — better as a hands-off display pet