Ringtail Bassariscus Astutus: A Comprehensive Guide to the Species

The ringtail Bassariscus astutus is a fascinating creature that's native to the southwestern United States and northern Mexico. They're members of the raccoon family, Procyonidae.

Their name "ringtail" comes from the distinctive black and white ring pattern on their tail. This unique feature helps them blend in with their surroundings, making them expert hunters.

Ringtails are primarily nocturnal, meaning they do most of their hunting at night. This adaptation allows them to avoid predators and catch prey off guard.

For another approach, see: Common Ringtail Possum

The ringtail Bassariscus astutus can be found in a vast geographic range, spanning from southwestern Oregon to eastern Kansas. They inhabit a wide territory that includes California, southern Nevada, Utah, Colorado, Arizona, New Mexico, Oklahoma, Texas, and Baja California.

Their range extends into northern Mexico, where they are commonly found. Outlying records in Arkansas, Louisiana, Alabama, and Ohio are likely the result of ringtails boarding railroad cars and being transported to new areas.

This adaptable species has learned to take advantage of human transportation to expand its territory.

The ringtail Bassariscus astutus is a fascinating creature, and let's start with its physical description. It's a bit cat-like in body shape, with a fox-like face and large oval ears.

Body mass can range from 824 to 1,338 grams, which is quite a wide range. Shoulder height is about 160 mm, and the head and body length is between 305 to 420 mm.

The tail is quite distinctive, with black and white rings, much like a raccoon's tail. And just like a raccoon, the ringtail's tail is bushy.

The upper body is buffy in color with a dark brown wash, while the underparts are a pale buff. The eyes are ringed by black or dark brown and set within buffy patches.

Here are some key physical features of the ringtail:

The ringtail's dental formula is: i 3/4, c 1/1, p 3/4, m 3/2, for a total of 40 teeth. And interestingly, the canines are well developed.

The ringtail's claws are semi-retractable, which is a useful adaptation for climbing and grasping.

The ringtail, also known as Bassariscus astutus, has a fascinating taxonomic history.

The first published description of the ringtail was by Lichtenstein in 1830.

The ringtail belongs to the Procyonid family, which includes other mammals like olingos, ringtails, coatis, and raccoons.

The scientific name for the ringtail is Bassariscus astutus.

Here's a breakdown of the ringtail's classification:

There are several recognized subspecies of the ringtail, including B. a. arizonensis, B. a. astutus, B. a. bolei, and eight others.

The ringtail bassariscus astutus has a fascinating evolutionary history. It's a member of the carnivore family, specifically within the Vulpavines branch.

Its closest relatives are raccoons, olingos, and coatis, which share a common ancestor with the ringtail. This ancestry also links the ringtail to weasels and bears, making it a part of a larger family tree.

The ringtail's evolutionary roots date back to Eurasia, where it's believed to have originated around 18-28 million years ago. This was during the end of the Oligocene period.

Here's a brief overview of the ringtail's evolutionary timeline:

The ringtail's fossil record is quite extensive, with many locations in North America yielding fossil remains from the Miocene period.

The ringtail is a cat-sized carnivore resembling a small fox with a long raccoon-like tail.

It is also known as the ringtail cat, miner's cat, and cacomistle.

The ringtail has a distinctive tail with 14-16 black and white bands and a black tip, roughly the same length as its head and body.

Five toes on each foot are equipped with sharp, curved, non-retractile claws.

The ringtail is not really a cat but is related to the raccoon and coatimundi.

The ringtail is the official state mammal of Arizona, designated as such in 1986.

The law designating the ringtail as the official Arizona state mammal is Section 41-859 of the Arizona Revised Statutes.