Mammalian Biology Terms

noun a mammal of the order Monotremata, which includes the platypus and echidnas, that lay eggs instead of giving birth to live young

• The monotreme is a unique type of mammal that lays eggs instead of giving birth to live young.
• Did you know that the platypus is a type of monotreme?
• That monotreme is one weird animal, laying eggs and all.
• Being a monotreme in a world of mammals can sometimes make you feel like the odd one out.

noun a medical term referring to a lack or absence of milk production in the mammary glands

• Agalaxias is a medical condition characterized by the absence of milk production in the mammary glands.
• My friend's cow was diagnosed with agalaxias, so now they have to bottle-feed the calf.
• I heard that farmer down the road is dealing with some agalaxias in his dairy herd.
• The lack of creativity in the team's brainstorming session was like a case of agalaxias in a dairy cow.