The series of bodily changes that occur in the female of most mammals from one period of estrus to another. The estrous cycle usually takes place during a specific period known as the breeding season, which ensures that the young are born at a time when the chance of survival is greatest.
ear-to-ear. It's about smiling. Ear-to-ear smile or grin is when you have a very broad and generous smile. Such a smile when each corner of your mouth is by each of your ears. Explain to me why you don't have an ear-to-ear grin right now.
XD is the acronym due to the phrase LOL or even Laugh Out Loud. This can be a good emoticon by the letter X As eyes AS WELL AS D like a laughing mouth. your current eyes here appear Equally squinted This denotes your current expression associated with you though laughing this season hard. When people sends XD after that This really is a great emoticon It denotes laughter.