animals

Which Animals Share the Same Excretory and Reproductive Opening?

šŸ’” The Answer

  • Amphibians, reptiles, birds, and cartilaginous fish share this trait.
  • A few mammals also have a single opening called the cloaca.
  • They excrete both urine and feces through it.
  • Mating through the cloaca is called cloacal copulation.

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