- Author: Laura J. Van der Staay
This year, Kearney had the pleasure of watching four great horned owls mature. We considered this to be a nice addition to the Kearney family. Themis Michailides indicated that owls in ancient Greece represented the bird of wisdom! In fact, when he attended high school in Greece, it was mandatory that all the students wear a hat with an owl-embroidered on the front of the hat.
Kearney staff noticed that a great horned owl was nesting in one of the trees in our north gravel parking lot. When the tree did not have very many leaves, the female parent remained vigilant in the nest with the nestlings. After the young owls became fledglings, the female parent would fly to a nearby tree to watch them. At first, we thought that there were two fledglings, and in the end, we discovered that there were four. All of them became branchers, moving out to the branches at about 6 weeks old. They started to fly about a week later and survived to be independent. Luckily, when one branchling fell out of the nest on a Friday, Gwen Conville, Tayoko Handa and Matthew Fidelibus came by to look at the owls before going home. They captured the fallen young owl and took it to a Critter Creek animal rescue volunteer, who indicated that the bird would probably be flying in a week. The three juveniles that did not fall can still be seen in different areas of Kearney. Please enjoy the following pictures that were taken by many different Kearney personnel, including but not limited to Dan Felts, Matthew Fidelibus, Larry Schwankl, and Laura Van der Staay.
- Author: Jeannette E. Warnert
In recent weeks, veterinarians at the UC Davis William R. Pritchard Veterinary Medical Teaching Hospital have seen a spike in accidental rodenticide poisonings. In the last two weeks of August alone, they diagnosed and treated six canine cases.
If not treated, a dog can die within a week of ingesting rodenticides.
"This is an all-too-common occurrence," said Karl Jandrey, assistant professor of clinical small animal emergency and intensive care at UC Davis. "People are trying to get rid of unwanted rodents, but are not realizing what these toxins do to the other animals who share that environment."
Keeping pets safe
Using proper pest control techniques can help keep family pets safe, said Roger Baldwin, UC Cooperative Extension advisor with the UC Integrated Pest Management Program. Baldwin, a wildlife pest management expert, is based at the UC Kearney Agricultural Research and Extension Center in Parlier.
Dogs can be affected by rodenticides two ways: by eating the poisoned bait or by eating an animal that was poisoned. Both can have serious consequences.
Home improvement stores like Lowes and Home Depot, and even grocery stores, carry a variety of products that may be used to control unwanted rats, mice, pocket gophers and ground squirrels. If the unwanted animals are inside the house, Baldwin recommends using traps rather than poison.
"If a poisoned animal dies behind a wall, you can't get it out and you have to live with the smell for weeks or months," Baldwin said.
Also, before baiting outdoor pests, Baldwin suggests making sure they are not also going inside buildings. If they are, find all potential access points and close them up.
If resorting to poison baits, buy a new product at the store and carefully read the label to understand when, where and how it can be used. Because of rapidly changing restrictions in recent years, old products in your garage or shed could be outdated.
Pocket gopher bait must be placed in the gopher's underground burrow. Even there, Baldwin said, certain dogs will dig up dead pocket gophers if they are close enough to the surface. Families with digging dogs will likely want to choose gopher traps. For ground squirrels, baits can be placed in bait stations or scattered very thinly on the ground through broadcast or spot treatments.
"When you use broadcast or spot treatments, there is relatively little danger to dogs or cats," Baldwin said. "But I would opt to use bait stations in my yard if I had pets running around, just to be on the safe side."
Some rodenticides contain ingredients that are anticoagulants, which slow the clotting of the blood. When dogs ingest these poisons, the active ingredients concentrate in the liver where they interfere with vitamin K storage and the production of blood clotting factors.
At UC Davis' veterinary teaching hospital, dealing with accidental poisoning by an anticoagulant rodenticide can require around-the-clock care with treatments in the intensive care unit to replenish blood clotting factors with fresh frozen plasma and replace vitamin K. If administered early enough, this treatment usually leads to a full recovery. Other rodenticides (e.g., bromethalin, cholecalciferol, strychnine and zinc phosphide) do not have antidotes, so treatment is more difficult.
One patient recently treated at UC Davis was Mocha, a one-year-old Belgian Malinois from Winters, Calif. Mocha had gotten into d-CON, a common rodenticide available at hardware stores.
Luckily, Mocha was brought to the veterinary teaching hospital in time. She responded well to treatment and was able to go home in two days.
"We are grateful for the care Mocha received at UC Davis," said Ken Shaw, Mocha's owner. "Like most dogs, Mocha is adventurous and likes to get into things she shouldn't. But after the treatment at UC Davis, she was home within a few days, happy and playful once again."