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Collections Coordinator McGuire Center for Lepidoptera & Biodiversity Florida Museum of Natural History 3215 Hull Road, Gainesville, FL 32611-2710 352-273-2013, Email: asourakov@flmnh.ufl.edu Additional appointments: Affiliate Associate Professor, Dept. of Entomology and Nematology Edu
Choice: Editor’s picks, Nov 2022)           James D, Albaugh D, Cammarata B,

Bathytoshia brevicaudata The largest of the rays, these can grow up to almost 7 feel across and 770 pounds. They’re slightly diamond shaped, wider than they are long, with a stocky tail shorter than the length of their bodies as adults. Although they are slow-moving in general, they can flap thei
scientific name is derived from the Greek word “dasys” meaning rough or dense and (“b)

The Aucilla River Prehistory Project was an archaeological and paleontological project excavating a particularly rich series of deposits that yielded ancient megafaunal remains in association with Paleoindian artifacts. The Aucilla River flows into the Big Bend area of northwestern Florida. The riv
“B” represents the present shoreline of Florida, and “C” represents sea level 20

The showy colors of some butterflies could advertise their speed and nimbleness, much like a coat of bright yellow paint on a sports car. A new study shows birds can learn to recognize these visual cues, avoiding not only butterflies they’ve failed to nab in the past but similar-looking species as w
The researchers published their work in the Proceedings of the Royal Society B.

Titanis walleri Quick Facts Common Name: Waller’s terror bird Titanis walleri belongs to the family Phorusrhacidae, an extinct group of Tertiary birds otherwise known only from South America. Titanis is the only confirmed member from North America. They were large, predatory, flightless bi
(Download PDF) MacFadden, B. J., J. Labs-Hochstein, R. C. Hulbert, and J. A.

Imagine a crocodile built like a greyhound — that’s a sebecid. Standing tall, with some species reaching 20 feet in length, they dominated South American landscapes after the extinction of dinosaurs until about 11 million years ago. Or at least, that’s what paleontologists thought, until they began
their finding in a new study published in the Proceedings of the Royal Society B.

Ontocetus emmonsi Quick Facts Common Name: Emmon’s walrus Ontocetus emmonsi is an extinct species of walrus which inhabited the North Atlantic during the Pliocene. Fossils of Emmon’s walrus can be found in Florida, up the Eastern Atlantic coast, in Europe, and North Africa. This pattern is a
(Download PDF) Naafs, B. D. A., R. Stein, J. Hefter, N. Khelifi, S.

A new study shows the eye size of birds can reveal broad patterns of their biology and behavior, including where they live, what they eat and how they hunt, providing a potential roadmap for future conservation efforts. Birds have some of the largest eyes relative to their bodies of all verteb
The research was published in the Proceedings of the Royal Society B.

Carcharhinus falciformis Named for the silky look of its skin, the silky shark tends to be long and slender, with slightly shorter dorsal fin (top), and elongated pectoral fins. This is one of the most abundant sharks of the pelagic zone (open water away from shore and surface), and is usually no
NMFS Circ. 445 A) Apical view of a single denticle (about 72x), B) Dermal denticles

Amia calva These freshwater fish are sometimes called ‚primitive‘ because they display traits of fishs‘ ancestors. They are able to breathe both air and water, putting them at an advantage in low-oxygen waters. The male bowfin guards the spawn for several months until they are able to forage on t
Male, B. Female.