Questions with the keyword 'penguin'

• Why do penguins have knees? by ladysovereignezza to David, Luna, Mark, Melanie, ProbashCategory: General Comments: (No comments so far )
• How closely is Penguin DNA related to human DNA? and do we know what percentage is the same? by mattanatt to David, Luna, Mark, Melanie, ProbashCategory: General Comments: (No comments so far )