![Well, viewing
Leonard as a mammal,
Well, viewing
Leonard as a mammal,](https://content2.mcqstudy.com/ss/tbbt-12-12-00:15:26.142.jpeg)
Well, viewing
Leonard as a MAMMAL,
The Big Bang Theory Season 12, Episode 12
![By that logic, I should answer anthropology
questions because I'm a mammal.
By that logic, I should answer anthropology
questions because I'm a mammal.](https://content2.mcqstudy.com/ss/tbbt-1-13-00:05:14.313.jpeg)
By that logic, I should answer anthropology
questions because I'm a MAMMAL.
The Big Bang Theory Season 1, Episode 13
![You know, bird and mammal
in the same creature? No way.
You know, bird and mammal
in the same creature? No way.](https://content2.mcqstudy.com/ss/tbbt-10-20-00:04:13.879.jpeg)
You know, bird and MAMMAL
in the same creature? No way.
The Big Bang Theory Season 10, Episode 20