Animal Mating


Published on

Published in: Education
  • Be the first to comment

  • Be the first to like this

No Downloads
Total views
On SlideShare
From Embeds
Number of Embeds
Embeds 0
No embeds

No notes for slide

Animal Mating

  2. 4. <ul><li>Males produce sperm </li></ul><ul><li>Females produce eggs </li></ul><ul><li>Most reproduce sexually </li></ul><ul><li>Some asexual- growth and development occurs in unfertilized eggs </li></ul><ul><li>Some alternate between sexual and asexual </li></ul><ul><li>Find mates by: </li></ul><ul><li>pheromones </li></ul><ul><li>same food source </li></ul><ul><li>sound </li></ul><ul><li>flashing lights and colors </li></ul>
  3. 5. <ul><li>Queen and Prince both have wings </li></ul><ul><li>Fly up to 100 feet in the air to mate </li></ul><ul><li>When done- male wings fall off and it dies </li></ul><ul><li>Queen lays eggs for up to 15 years from one sexual encounter </li></ul>
  4. 6. <ul><li>Males mate with orchids </li></ul><ul><li>Orchids send out scents that mimic </li></ul><ul><li>female wasp scents </li></ul><ul><li>Young males cannot distinguish between </li></ul><ul><li>female wasps and orchids </li></ul><ul><li>Females can produce asexually </li></ul>
  5. 7. <ul><li>Males do not like ‘vagina’ </li></ul><ul><li>Penetrate through female’s </li></ul><ul><li>abdomen </li></ul><ul><li>Semen fertilizes eggs through </li></ul><ul><li>the blood stream </li></ul><ul><li>Female adaptation- spongy layer </li></ul><ul><li>on abdomen to cushion </li></ul><ul><li>painful penetration </li></ul><ul><li>Males penetrate abdomens of other </li></ul><ul><li>males </li></ul>
  6. 8. <ul><li>During mating, male genitalia explodes inside the Queen </li></ul><ul><li>Becomes ‘plug’ to block </li></ul><ul><li>out other male sperm </li></ul>
  7. 9. Domestic Animals Exotic Animals <ul><li>Dogs </li></ul><ul><li>Cats </li></ul><ul><li>Hamsters </li></ul><ul><li>Bonobo Monkeys </li></ul><ul><li>Frigate birds </li></ul><ul><li>Hyenas </li></ul><ul><li>Giraffes </li></ul>
  8. 10. <ul><li>Female in heat sends out scent/emits chemical </li></ul><ul><li>Male dogs recognize scent as far as 3 miles away </li></ul><ul><li>Male ‘receives’ message & becomes sexually aroused </li></ul><ul><li>Male can get stressed/ aggressive after smelling scent </li></ul><ul><li>If male cannot seek out female, stress may make him howl and bark all night </li></ul>
  9. 11. <ul><li>Female kitten becomes queen (mature enough to mate) around 6 months old </li></ul><ul><li>When old enough to mate, she goes into heat – lasts between 3 days and 2 weeks </li></ul><ul><li>All they want to do is mate! </li></ul><ul><li>When queen rubs on furniture, becomes restless, and moans a lot the male will pick up on her cues </li></ul><ul><li>Male cat has barbed penis that stimulates ovulation </li></ul>
  10. 12. <ul><li>Solitary animals- can be difficult to breed </li></ul><ul><li>Male and female placed in cage together sniff one another </li></ul><ul><li>Female will not accept male right away </li></ul><ul><li>May take several introductions before mating begins </li></ul><ul><li>When female is ready, a white discharge comes out of her vulva </li></ul><ul><li>Discharge lets male know she is ready </li></ul>
  11. 13. <ul><li>Whole society revolves around sex </li></ul><ul><li>Use sex for greeting, solving disputes, </li></ul><ul><li> making up for fights, and favors for exchanging food </li></ul><ul><li>Tongue kiss, engage in oral sex, mutual </li></ul><ul><ul><li>masturbation, and have face-to-face sex </li></ul></ul><ul><li>“ Penis-fencing” ritual- two males hang from tree and rub erect penises together </li></ul><ul><li>Can have sex dozens times a day </li></ul>
  12. 14. <ul><li>Male has red throat sac he puffs up with hard work </li></ul><ul><li>20 minutes to inflate red, heart- shaped sac </li></ul><ul><li>With sac inflated, male waggles head side to side, shakes wings, and calls female </li></ul><ul><li>Female mates with male with biggest and shiniest red balloon sac </li></ul><ul><li>During sex male bird covers female’s eyes with his wing so she is not distracted by other males </li></ul>
  13. 15. <ul><li>Female hyenas are bigger stronger, and more aggressive than males </li></ul><ul><li>Females even have balls (Really) </li></ul><ul><li>A female hyena has a pseudopenis which is pretty much an enlarged clitoris. The girls can erect it at will </li></ul><ul><li>The meeker (male) has to insert his penis into her pseudopenis. That’s difficult for the males but nothing compares to the female giving to give birth through the pseudopenis. </li></ul>
  14. 16. <ul><li>Mating hard work for males </li></ul><ul><li>Perform “fleshman” sequence to see if female is in estrus </li></ul><ul><li>First, he nudges her rump to induce urination </li></ul><ul><li>Then he tastes the urine, if it tastes good, he begins courting her </li></ul><ul><li>“ Courting” too strong of a word- he follows her around until she gives in </li></ul>
  16. 18. Photos of a Killer Whale penis Blue Whale penis = 8 feet long! Testicles weigh ½ ton! <ul><li>Accurate measurements difficult to get </li></ul><ul><li>Measurements can only be taken during mating </li></ul>
  17. 19. <ul><li>Retractable penis </li></ul><ul><li>Prehensile penis = grabs onto things; like a monkey tail holding onto a branch </li></ul><ul><li>Only animal reported to have raped </li></ul><ul><li>a human </li></ul>
  18. 20. <ul><li>Penis is 17 inches long </li></ul><ul><li>Except ostrich, most birds have no penis (only 3% of bird species have a penis) </li></ul><ul><li>Flaccid penis is coiled up; fully erect is twice as long as the bird </li></ul><ul><li>Promiscuous species </li></ul><ul><li>Biologists believe remarkable penis size evolved from competitive pressure </li></ul><ul><li>Penis scrapes out sperm from other birds- similar to a bottle brush </li></ul>
  19. 21. <ul><li>Like many marsupials, they have a forked penis </li></ul><ul><li>Scrotum and testes are in the front </li></ul><ul><li>Matches the dual vagina/uteri of females </li></ul>4-headed Echidna penis
  20. 22. <ul><li>Can use penis with no physical contact with a female </li></ul><ul><li>Penis = tentacle called hectocotylus </li></ul><ul><li>Detaches and swims to mate </li></ul><ul><li>Embeds into female and impregnates her </li></ul>
  21. 23. Raccoon Penis Bone Dog Baculum Walrus Baculum Fossil 22 inches long <ul><li>Most animals have a penis bone </li></ul><ul><li>Baculum = name for penis bone </li></ul><ul><li>Primates have one even though humans do not </li></ul><ul><li>Humans, dolphins, whales, equids (horse family), marsupials, lagomorphs (rabbits and hares), and hyenas have no baculum </li></ul>
  22. 24. Lions Geese Porcupines
  23. 25. <ul><li>Rubbing and presenting leads to copulation </li></ul><ul><li>During sex, male bites female’s neck </li></ul><ul><li>Before and after ejaculation, male roars loudly </li></ul><ul><li>Mating lasts 4 days </li></ul><ul><li>Copulation last 30-70 seconds and repeated every 25 minutes </li></ul>
  24. 26. <ul><li>Homosexual and bisexual behaviors common in animal world </li></ul><ul><li>Often male geese mate with other males = no impregnation </li></ul><ul><li>Female slips between males, gets fertilized, and flies off </li></ul><ul><li>All 3 will take care of goslings </li></ul>
  25. 27. <ul><li>Females rub genitals on things to stimulate themselves </li></ul><ul><li>When female is ready, both male and female stand up straight </li></ul><ul><li>Male squirts urine on female </li></ul>