Description
Other Names (How it Got Its Names)
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Common names: Fantastic Poison Dart Frog, Nominal Fantastica.
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Fantastica = “fantastic,” referencing its spectacular coloration.
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“True Nominal” refers to the original described population/locality, which displays the classic color and pattern associated with the species.
Characteristics
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Small, delicate dart frog species with vivid colors and striking markings.
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Arboreal and highly visual, often active during the day.
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Known for its bold patterns but also more sensitive compared to larger Dendrobates species.
Recommended Vivarium Size
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Minimum: 18” x 18” x 18” for a pair or trio.
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Prefer taller, planted enclosures (24” height ideal) with bromeliads, vines, and climbing structures.
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Provide leaf litter and hiding spots to reduce stress.
Temperature
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Daytime: 72–78°F (22–25°C).
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Nighttime: 68–72°F (20–22°C).
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Avoid sustained exposure above 80°F.
Humidity
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80–100%, with frequent misting.
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Requires bromeliads or small water-filled plants for tadpole deposition.
Size of Frog
Life Span
Feeding
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Diet: very small prey — fruit flies (D. melanogaster and D. hydei), springtails, isopods.
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Feed daily; dust prey with calcium and vitamins 2–3 times per week.
Color/Pattern
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True Nominal morph typically has a bright orange-red head and front body with black banding.
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Limbs are blue with black reticulated (net-like) markings.
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Distinctive high-contrast “mask-like” facial pattern makes them especially striking.
Social Behavior
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Best housed in pairs or trios due to territorial tendencies.
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Males may call frequently but aggression is less severe than in some Oophaga species.
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Visual barriers and vertical space help reduce stress in groups.
How to Determine Sex
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Males: smaller, slimmer, with distinct advertisement calls.
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Females: larger, rounder body when gravid.
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Difficult to sex juveniles until maturity.
How to Breed
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Provide film canisters, bromeliads, or petri dishes for egg deposition.
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Males call to attract females, eggs laid in concealed moist spots.
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Parents transport tadpoles individually to water sources in bromeliads or small pools.
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Tadpoles may be fed by parents with unfertilized eggs or raised separately in aquatic setups.
✨ The Ranitomeya fantastica “True Nominal” is prized for its classic orange-and-blue contrast and is considered one of the jewels of the dart frog hobby.
