Assertion: emperor penguin's egg | /r/HasProperty | single
Facets:
Source sentences:
text: They lay one single egg and take it on their feet, holding it against a bare "brood patch", keeping it warm under a feathery fold of skin.
text: After a courtship of several weeks, a female emperor penguin lays one single egg then leaves!
text: After a courtship of several weeks, a female emperor penguin lays one single egg then leaves!
text: A female emperor penguin transfers a single egg to the top of her mate's feet.
text: The female emperor penguin lays a single egg which is carried on the feet and covered with a fold of skin.
text: For about 9 weeks through each harsh Antarctic winter, male emperor penguins incubate a single egg laid by its mate.
text: For about 9 weeks through each harsh Antarctic winter, male emperor penguins incubate a single egg laid by its mate.