Cauca Robber Frog vs Chuck-will's-widow
Pristimantis acatallelus compared with Antrostomus carolinensis
Taxonomic Classification
| Rank | Cauca Robber Frog | Chuck-will's-widow |
|---|---|---|
| Kingdom same | Animalia (Animals) | Animalia (Animals) |
| Phylum same | Chordata (Chordates) | Chordata (Chordates) |
| Class | Amphibia (Amphibians) | Aves (Birds) |
| Order | Anura (Frogs & Toads) | Caprimulgiformes (Caprimulgiformes) |
| Family | Craugastoridae | Caprimulgidae |
| Genus | Pristimantis | Antrostomus |
| Species | Pristimantis acatallelus | Antrostomus carolinensis |
Evolutionary Relationship
Cauca Robber Frog and Chuck-will's-widow share a common ancestor at the Phylum level: Chordata. (Chordates)
Conservation Status
Cauca Robber Frog
LC — Least ConcernChuck-will's-widow
LC — Least ConcernPhysical Characteristics
| Attribute | Cauca Robber Frog | Chuck-will's-widow |
|---|---|---|
| Diet | — | — |
| Average Lifespan | — | — |
| Average Length | — | — |
| Average Weight | — | — |
Habitat & Geographic Range
Cauca Robber Frog
Typically found in freshwater habitats, moist forests, and wetlands.
Found in Colombia.
Chuck-will's-widow
Typically found in various aerial, terrestrial, and aquatic environments.
Distributed across Colombia, Norway, and Venezuela.
Cauca Robber Frog
The Cauca Robber Frog (Pristimantis acatallelus) is a species in the genus Pristimantis. It is currently classified as Least Concern on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.
Chuck-will's-widow
The Chuck-will's-widow (Antrostomus carolinensis) is the largest nightjar in North America, named for its distinctive far-carrying call — a resonant four-syllable whistle repeated persistently on warm nights. It breeds across the southeastern United States, from the Atlantic coastal plain through the Gulf states and up the Mississippi Valley to southern Indiana and Kansas. The species migrates southward in autumn to winter quarters in the Caribbean, Central America, and northern South America. Like all nightjars, it is a crepuscular and nocturnal insectivore, capturing large moths, beetles, and other flying insects in flight using its enormous, bristle-fringed gape. By day, the Chuck-will's-widow roosts on the ground or along horizontal branches, relying on cryptic mottled plumage for concealment. It nests directly on the leaf litter of open woodland and scrub, typically in pine-oak forests, dry forests, and woodland edges. The IUCN classifies this species as Least Concern, though Breeding Bird Survey data suggest moderate long-term population declines linked to forest fragmentation and light pollution that disrupts insect prey availability. Conservation of large-scale woodland tracts in the southeastern United States benefits this species and its associated nightjar community.
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