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The Western spotted skunk is smaller and more weasel-like than the Striped skunk. The pelage is black with a somewhat pentagonal white patch between the eyes, a round white patch on each side of the head and four or six segmented white body stripes. This skunk is endowed with a muscle-encapsulated musk gland similar to those of the Striped skunk and so similarly, can eject musk from two papillae located under the tail. The odor of the musk is considered somewhat more pungent or acrid but is less spreading than that of the Striped skunk. In Oregon, this skunk occurs…
The Striped skunk is about the size of a house cat with a pointed head; slightly upturned, nearly spherical nose pad; and beady black eyes. The pelage is entirely black except for a narrow white stripe on the forehead and nose, a white pate leading to two diverging white stripes on the back that extend partly or completely to the rump. Entirely white skunks, or skunks with the black replaced by seal brown or the white replaced by yellow are also know to occur. Without doubt, the most widely recognized characteristic of the Striped skunk is the pungent odor of…
Oregon's three cat species all belong to the same family as the domestic house cat. Cats are muscular but graceful and have retractable claws to hold prey.
The Canada lynx is only slightly larger than the bobcat. Nevertheless, long legs and long fur produce the illusion that the lynx is considerably larger than it actually is. Documented accounts of wild lynx are rare and lynx are not expected to currently reside in Oregon. However, if lynx were to be observed, it is likely to occur at higher elevations such as in the Cascade Range, Blue Mountains or Wallowa Mountains. Habitats used by lynx often are defined in terms of habitats used by their primary prey species, thus good snowshoe hare habitat usually is considered to be good…
Oregon's hoofed mammals include three sub-species of deer, along with moose, elk, goat, and sheep. Otherwise known as ungulates, these animals are herbivores.
The mule deer is the larger member of the genus in Oregon. The ears are long, the metatarsal gland is surrounded by hairs similar in color but considerably longer than those on the remainder of the metatarsus, and the tail is short and constricted basally. Among adult males, the antlers are dichotomously branched with tines of approximately equal length. In winter, the basic pelage color is cinnamon buff. The chest is nearly black at the midline grading to grayish on the sides. The nose, sides of face, chin, and throat are whitish to pale buff. Spots of black occur immediately…
The moose is the largest member of the family Cervidae. The pelage is blackish or dark brownish grading to dark gray or grayish brown on the venter and leg. The muzzle is broad and overhanging, the palmate antlers of adult males are massive, and a "bell" (waddlelike flap of skin on the throat) is present. The first moose to come to Oregon wandered south from Washington or west from Idaho across the Palouse Prairie. They stayed to establish a herd in the Blue Mountains north of Elgin, and today there are an estimated 50 adults and calves in the area…
The pronghorn, often called "antelope," is deer-sized with relatively long and thin legs and feet with just two digits on each foot, a relatively small tail, and unique horns consisting of deciduous keratin sheaths set on bony cores arising from the fontal bones. Among males, the laterally flattened sheaths are long, branched and recurved, but in those females that possess horns they are short and simple. The horns and hooves are black. The front feet are larger and carry most of the weight when the pronghorn runs. The pelage is course. The dorsum is a light buff and is separated…
The mountain goat is a stockily built bovid with black scimitar-shaped horns, large black hooves and prominent dew claws, and an entirely white, wooly pelage. Sometimes the pelage contains scattered brown hairs on the dorsum and rump. A long beard, pointed ears, and a squarish muzzle are also characteristic. Males are larger, and have longer, larger-diameter, and more evenly curved horns that females. Mountain goats are denizens of high altitudes, remote, and barren montane regions where they are capable of moving through exceedingly rugged and precipitous terrain with speed and agility. Nevertheless, mountain goats are known to fall occasionally, whereupon…
There are about 80 species of whales, dolphins and porpoises with 10 of those in the waters off Oregon's coast. These include the mighty gray whale, the awe-inspiring killer whale, and the charming and intelligent bottlenose dolphin.
Blue whales are occasionally spotted off Oregon, but usually no closer than 10 miles offshore. These whales are part of the Eastern North Pacific population that range from Alaska to Costa Rica. They migrate between feeding areas along the west coast of the United States and Canada and breeding and calving grounds off Mexico and Central America. They are thought to be among the most endangered of the great whales. Photo by NOAA
The minke whale is one of the smallest baleen whales, growing to about 35 feet. They feed along the coast in the same area as gray whales. It is close enough in size to a gray whale that you could mistake one for the other at a distance. At close range, however, the difference is apparent. Minkes have a dark black or gray, sleek body with a white underside. They are often recognized by surfacing snout first and a small, weak, but visible, bushy blow that is about six to 10 feet high. When diving, they do not display their…
The Pacific white-sided dolphin is most abundant in the Southern California Bight in winter, but move further north, off Oregon and Washington in summer. These animals can be found from the tip of Baja to the Aleutians and the western Pacific from the Kuril Islands to Japan. They prefer deep, off-shore waters, so sightings are usually limited to recreational and commercial fishers. The Pacific white-sided dolphin is about seven or eight feet long. It has three colors: the chin, throat and belly are creamy white; the beak, flippers, back, and dorsal fin are a dark gray, and there are light…
Like the name suggests, harbor porpoises remain close to shore and in river estuaries and bays usually less than 650 feet deep. This makes them the most likely porpoise seen from shore. They seem more shy than their larger, more gregarious cousins, like the Dall’s porpoise or bottlenose dolphin. You won’t see them riding the bow waves of boats. They are also not as social, usually seen alone or in small groups of two or three, rarely more than five individuals. Found throughout the temperate coastal waters of the Northern Hemisphere, harbor porpoises are the smallest of the Northern Pacific…
Seeing killer whales off the Oregon coast is a rare treat, but whale watchers can usually count on a pod of orca’s patrolling the coast in mid-April – just in time to intercept baby gray whales. Orcas are most often seen in the ocean off Depoe Bay and Newport, but can be spotted coastwide. The first thing you are likely to see when sighting killer whales is their dorsal fin. Male orcas have a dorsal fin that can be six feet in height, juveniles and females have shorter fins. These large fins can be seen from quite a distance. There…
Oregon's native turtles are in trouble. Invasive, non-native turtles such as the red-eared slider and snapping turtle compete with Oregon's turtles for food, habitat and nesting sites. Our native turtles are also preyed upon by bullfrogs and are affected by habitat loss and degradation. Check out this video to learn more about Oregon's native turtles and invasive turtles.
Western pond turtles prefer marshes, streams, rivers, ponds and lakes. They need sparse vegetation nearby for digging nests and like to bask on logs. Population declines are due to habitat loss, degradation of nesting areas by invasive plants, competition from non-native turtles and disease. Predators include raccoons and invasive bullfrogs and fish. Western pond turtles are Oregon Conservation Strategy Species in the Coast Range, East and West Cascades, Klamath Mountains and Willamette Valley ecoregions. Photo by Simon Wray, ODFW
Named for their relatively large head, adult loggerhead turtles can weigh 250 pounds and be three feet in length. Photo from naturalhistoryman, Flickr