According to the University of California at Berkeley, the duck-billed platypus and four species of spiny anteaters are the only mammals that lay eggs. All of them live in New Guin...
Monotremes are mammals that lay eggs (Prototheria) instead of giving birth to
live young like marsupials (Metatheria) and placental mammals (Eutheria).
Mammals That Lay Eggs? This animal may have sharp spines, but it isn't a
porcupine! It's one of two types of primitive egg-laying mammals, or monotremes.
In some ways, monotremes are very primitive for mammals because, like reptiles
and birds, they lay eggs rather than having live birth. In a number of other ...
Jun 21, 2012 ... The platypus is a semi-aquatic mammal native to Australia and Tasmania. ...
Monotremes are mammals that lay eggs instead of giving birth to ...
Nov 18, 2009 ... Only two kinds of egg-laying mammals are left on the planet today—the duck-
billed platypus and the echidna, or spiny anteater. These odd ...
Sep 21, 2009 ... The reason that odd, egg-laying mammals still exist today may be because their
ancestors took to the water, scientists now suggest.
Sep 14, 2014 ... Looks at the nature of Monotremes - or egg-laying mammals - the platypus and
Echidnas, Describes their features and looks at how they live ...
Apr 20, 2014 ... Typically only reptiles, birds, and amphibians lay eggs... but is it possible for a
mammal to lay eggs too? We're putting out new episodes ...
The duck-billed platypus and the spiny anteater are mammals that lay eggs
rather than give live birth. The platypus has a bill like a duck, fur like a mammal