Phyllobates Terribilis "Orange Blackfoot" Care Guide
Phyllobates Terribilis "Orange Blackfoot"
Last updated: September 21, 2026
Locality: Orange Blackfoot — Phyllobates terribilis is the largest poison dart frog (adults reach 47–55 mm SVL) and, in the wild, the most toxic. The Orange Blackfoot form is a captive-bred line established by Tesoros de Colombia: a golden-to-deep-orange body with dark markings on the feet, throat, vent, and rump; the intensity of the black varies animal to animal, from crisp jet-black feet to speckled grey. Captive-bred animals on a fruit-fly and cricket diet do not accumulate batrachotoxin. Bold, day-active, and vocal, they make good display frogs for a keeper ready for a larger dart species.
Housing Requirements
- Terrarium Size: 18x18x24 Exo Terra or similar minimum for a pair; a 24x18x18 or larger footprint is better for a group of 3–5, since these frogs use the ground and low structure heavily
- Tank Mates: Best kept as a same-species group of 2–5. Terribilis do well together when the enclosure is large enough and food is plentiful; do not mix with other dart frog species
- Temperature: 72–78°F (22–26°C) during the day, 68–72°F (20–22°C) at night. Avoid sustained temperatures above 80°F
- Humidity: 80–100% relative humidity
- Lighting: Standard vivarium LED on a 12-hour day/night cycle; UVB is not required — dust prey with a quality calcium plus D3 supplement instead
Substrate & Environment
- ABG mix (Atlanta Botanical Garden mix) over a false-bottom drainage layer, topped with leaf litter and sphagnum moss
- Bioactive setup with springtail and isopod cultures seeded in — they process waste and provide microfauna snacks for froglets
- Live plants (broms, pothos, low ferns) for cover, plus cork flats and coco huts at ground level; terribilis use the floor of the enclosure, not the canopy
- A shallow water feature or film-canister style pool for tadpole transport; keep any standing water shallow and clean, as terribilis do not swim well
Diet & Feeding
- Hydei fruit flies as the staple — terribilis take larger prey than most dart frogs, and melanogaster alone will not keep an adult in weight
- Variety: small crickets (pinhead up to 1/4"), small dubia roaches, isopods, and aphids; springtails as a first food for froglets
- Dust prey at nearly every feeding with a quality calcium plus D3 supplement, and rotate in a vitamin A supplement per label directions
- Feed adults 4–5 days a week; feed juveniles daily
Breeding
- Sexual maturity around 12–18 months; females are larger and heavier-bodied, males are the ones that call
- Provide a coco hut with a petri dish or a smooth leaf as an egg deposition site
- Clutches are small — typically under 20 eggs — laid on land; the male tends and moistens the clutch, then carries hatched tadpoles to water on his back
- Pull eggs to individual cups with a shallow layer of dechlorinated water, or leave the male to transport in a well-planted bioactive tank; tadpoles are cannibalistic and must be reared individually
- Froglets morph out large for a dart frog and take hydei fruit flies from day one
Special Notes
- Terribilis males call LOUDLY — a clear, bird-like trill audible across a room. This is normal, not a distress signal, and is unusual for a dart frog
- Bold and day-active: this is the dart frog you will actually see. They rarely hide and often beg at the glass when food is due
- Captive-bred terribilis are non-toxic — batrachotoxin comes from wild dietary alkaloids they do not get on fruit flies and crickets — but still practice clean, gloved handling and wash hands after any tank work
- Handle only when absolutely necessary for medical care or moving
- Quarantine all new animals for 30+ days
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