Sexing

• Small Rodent


  Males- Buck

  Females- Doe

  Hamsters and rats- buck will have testicles

  In younger rodents, testicles may not be fully developed which makes it more difficult.

  Distance between anus and genitalia
• Snakes and lizards


  Male and female

  Telling difference very difficult

  Sexually dimorphic

  Snakes- female is larger than male

  Lizards- Male is bigger

  Some species of snake, male has longer tail
• Rabbits and guinea pigs

  Rabbits- males are bucks and females are does

  Guinea pigs- Males are boars and females are sows

  bucks or boars have testicles hidden away

  Adult does are bigger and have a fold under the chin called a dewlap
• Probing


  Apply pressure to the male to cause two penises to be exposed- popping

  Male lizards have distinctive bumps and pores near genitalia
• Birds 


  Male- Cock

  Females- Hens

  Cocks are more colourful than hens

  Some species hens are bigger

  Many bird species are sexually dimorphic