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
