Relict Leopard onca • Dorsolateral folds (ridges) on the frog’s back are not continuous. • Last seen in southwestern Utah in the early 1950s. • Call resembles Northern , only not as

long or loud. Lithobates pipiens Pacific • Features a whitish belly, dark spots with pale Pseudacris regilla borders, and continuous dorsolateral folds (ridges) • with pads and a dark - on its back.

Boreal (Western) Mexican Spadefoot stripe; highly variable color (, tan, • When startled, it may jump in a zigzag pattern. boreas multiplicata Woodhouse’s Toad reddish, gray, cream, brown, or black). • Call resembles a low snore-like rattle followed by • Has a light-colored stripe down the center of its • are often copper-colored; lacks a Anaxyrus woodhousii a series of chuckles. back and lacks raised crests (ridges) behind its eyes. noticeable boss (bump) between its eyes. • Has a stripe down the center of its back, prominent cranial • Populations in southwestern Utah may have been imported with nursery trees. • A high-elevation that can travel more than • Like most spadefoots, it has sickle-shaped crests (ridges behind eyes), and nonparallel parotoid glands. five miles across mountain ranges. growths (called spades) on its hind feet, • Found statewide in lower-elevation areas • Call resembles a “ribbit” or “kreck-ek.” • Call is quiet and resembles a distant flock of geese. which are used for burrowing underground. (below 8,500 feet). • Call is a long, slow trill that sounds • Call resembles an infant’s cry or a like a metallic, vibrating snore. bawling calf. FACTS Toad • Amphibians are members of the Amphibia, which means “dual ,” based on the ’ use of both Anaxyrus microscaphus land and . Amphibians include , , , , and . They are cold-blooded • Highly variable color (gray, beige, dull yellow, and can breathe through their . There are 15 species of amphibians native to Utah. rust, brown, and pink) with small warts. • Estimated to have disappeared from 75 • Why are amphibians important? Boreal • Amphibians play important roles within their . Their diet includes many (like mos- percent of its known historical range. Pseudacris maculata quito larvae) that are a nuisance to humans. They also serve as a source of for many other - • Call resembles a rapid trill, ending abruptly. • Small frog with three dark stripes on back, mals, including cranes, otters, and . highly variable color (gray, brown, green, olive, Plains Spadefoot • Amphibians also help preserve human health. For example, a promising new cancer drug is based on or reddish) and no toe pads. Spea bombifrons • Features a prominent boss (bump) between its eyes found within the of the Northern Leopard Frog, a species native to Utah. The cure to • Common throughout of the Wasatch cancer may very well be living in your backyard. and Uinta mountain ranges. and has a profile that resembles a pug dog. • Call resembles rubbing teeth of a comb with a • Like most spadefoots, commonly breeds during • Disease: A known as chytrid (pronounced “ki-trid”) has caused population declines and finger (similar to the sound of a cricket). luteiventris heavy summer rains. of amphibians worldwide. • Belly is an orange or salmon color; back • Call is a rapid trill that resembles a quacking duck. • Some species of amphibians have natural immunity to chytrid, while others appear to be developing a typically has dark spots. resistance to the fungus. • Species has benefited from • Chytrid can be spread by infected amphibians or through contaminated equipment (such as boots and restoration and preservation efforts. waders). • Call sounds like a rapid tap on a • Amphibians in Utah are best left in their . Some are protected by law, and it may be hollow log. illegal to collect or possess them. arenicolor • If you see an amphibian in Utah, please take a photo. Record the location where you observed the species, • Enlarged toe pads for sticking to terrain; preferably with a GPS device or by noting nearby landmarks. Also record the date and time of the sighting, skin is rather rough for a frog. and then use the link or QR code below to submit your report. • Well-camouflaged, stream-dwelling frog that commonly occurs near water on boulders and cliffs. Spea intermontana INVASIVE! Scan this code with your smartphone or visit http://www.hoglezoo.org/ • Call resembles a loud rivet gun. • Large boss (bump) between its eyes protects the utah-amphibians to view an Amphibians of Utah Field Guide. This head while burrowing. guide includes frog and toad vocalizations, regulations, additional • Most common amphibian in Utah. • Call resembles a low-pitched snore. species information, and a way to report amphibian sightings. • All spadefoot toads have vertical, cat-like pupils. The amphibians on this poster are depicted at their average adult sizes.

American Bullfrog Lithobates catesbeianus • Large round tympanum (ear) with mottled Red-Spotted Toad green-and-white belly. Tiger Anaxyrus punctatus • Non-native and can cause significant damage to native Ambystoma tigrinum Anaxyrus cognatus • Small, flat toad with raised round parotoid amphibian populations. Illegal to possess, collect, • Color and pattern may vary greatly, • Large pale-bordered dark blotches on back glands and many red or orange warts on a light- import, or propagate. depending on age and locality; they are occur in symmetrical patterns. gray, olive, or reddish-brown body. • Call resembles the sound of a lightsaber or a deep- generally olive in coloration. • Rarely seen in Utah. • Known to breed with other toad species. pitched bellow (“jug-o-rum” or “br-wum”). • Utah’s only salamander species, commonly • Call resembles a jackhammer (almost • Call resembles a high-pitched musical trill. found in wetlands throughout the state. deafening when multiple males call). • Does not vocalize or call.

Amphibians of Utah poster created by and Artwork by Ben Sutter, based on photos by Rick Fridell.