Striped Snouted Treefrog

Fascinating facts about the Striped Snouted Treefrog

• Scinax squalirostris is a small frog measuring 24–29 mm in snout–vent length, found in southeastern, southern and central Brazil, Uruguay, northeastern Argentina, southern Paraguay, and Bolivia.
• In the wild this amphibian is found among rushes and Eryngium spp., and also in forest areas below 1,500 m (4,900 ft).
• When the rains fill a cattle pond, the frog rushes to lay eggs, using both permanent and temporary water bodies for breeding. This opportunistic strategy lets it reproduce even in human-altered landscapes, turning farm ponds into nursery schools.
• Despite being labeled "common," the frog’s skin is marked with a striking black mid-dorsal line and contrasting black-white eye stripes.
• Protected parks in Brazil and Argentina shelter populations of this treefrog, yet localized pollution remains a concern. Its presence in reserves shows that conservation zones can safeguard small, adaptable species, while highlighting the need to monitor water quality for their continued survival.

At a glance

About the Striped Snouted Treefrog

The striped snouted treefrog, Scinax squalirostris, is a small hylid measuring 24–29 mm in snout-vent length. It has a slender body, long hind limbs, and a very elongated head. Its dorsal ground color is brownish with a narrow black mid-dorsal line, black canthal lines bordered with white, and two black stripes from each eye that enclose a white or flesh-colored area. The belly is greenish-yellow and the vocal sac is large and lemon-colored. It occurs in open grasslands, rushes, Eryngium spp., and forests at elevations below 1,500 m in southeastern Brazil, Uruguay, northeastern Argentina, southern Paraguay, and Bolivia, and breeds in small permanent and temporary water bodies, including cattle ponds. The species is common and adapts well to anthropogenic disturbance.

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