ANSC 210 1nd Edition Lecture 22Outline of Previous Lecture I. Population TrendsII. Animal BehaviorIII. Animal Behavior and Veterinary MedicineIV. Looking at Animal BehaviorV. Beaver Approach to Animal Behaviori. Historicalii. Neurological and senseiii. Communicationiv. Socialv. Sexualvi. Ingestivevii. Eliminativeviii. Locomotiveix. GroomingVI. Questions Outline of Current LectureI. Population ControlII. Unwanted Animal Problemsa. Public healthi. Bitesii. Zoonosesb. Safetyc. Unregulated pregnanciesIII. Overpopulation of Feral CatsIV. Population ControlV. Companion Animal HealthVI. Recommended VaccinationsCurrent LectureI. Population Controla. Spay and neuter all animals that are adopted from sheltersb. Encourage spay and neuter of all other animals i. Programs to reduce the costThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.c. Develop non-surgical sterilization techniquesII. Contraceptiona. Suprelorin and Gonazon - gonadotrophin releasing hormone agonist implants works for about one yearb. Canine GNRH vaccine works 2.5 yearsc. Neutersol - intratesticular injection of zinc. Approved 3 - 10 month old pupsd. Androgen injections - suppresses estrous cyclesIII. Unwanted Animal Problemsa. Public health i. Bites1. 5 million cases per year2. 30,000 postal workers3. Larger than 90% of cases are dogs4. 1 million bite cases require medical treatment5. The cases add up to $100,000,0006. Bite victims are anxious7. Bite victims are worried about rabies8. Bite victims usually don’t look at natural dog behaviorii. Zoonoses1. Rabies2. Roundworms3. Hookworms4. Toxoplasmosis5. Fleas6. Ticks7. Ringworm8. Lyme disease9. Cat scratch feverb. Safety i. Animals on highwaysii. Carcasses on highwaysiii. Free-roaming dogs and cats can infect petsc. Unregulated pregnanciesIV. Overpopulation of Feral Catsa. 6 million cats in USAb. 1.5 million cats in Great Britainc. Significant source of cat diseased. To control numbers:i. Trap, neuter, and release1. They go back to their own territory2. They prevent other animals from coming in3. Other animals do not come in and other breeding animals do not move inii. Dr. Slate in the Integrative Bioscience Dept. promoted a trap, vasectomize and release program1. They go back to territory 2. They breed with animals3. Queens go out of heat and no kittense. Rural cats kill 39 million birds every yearV. Population Controla. Euthanasia:i. Good or easy death from Greekii. A kind alternativeiii. Must be done by well-trained professionalsiv. Dignified and humanev. Current "solution" for the unwanted animal problemvi. Most euthanasias are injectableb. 3 - 4 million animals euthanized every yearVI. Animal Rescue Organizationsa. Horse sanctuariesi. Important because of new regulationsii. Keeping horses and euthanizing horses are both very costlyiii. American Horse Slaughter Prevention ActVII. Companion Animal Healtha. Vaccinations of dogs and catsi. Very importantii. Preventative medicine is the most cost effective performedb. Immunity i. The ability to resist infectionii. Three tyoes:1. Natural immunitya. Refers to species differences b. Certain species cannot get certain illnesses2. Passive immunitya. Colostrumb. Antibodies from one animal to another3. Active immunitya. When animal is exposed to the disease, antibodies are producedb. VaccinationsVIII. Recommended vaccinationsa. Common diseasesb. They need a high rate of morbidity and or mortality c. Effective in preventing diseases and they have to be safed. Dog vaccines:i. Modified live: distemper, adenovirus 2ii. Parvovirus at 6 - 8 weeks, 10 - 12 weeks , 16 weeksiii. Repeated at 1
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