are u thinking of a hyena
well a hyenas fur looks sometimes striped (striped hyena)and some sometimes spotted (spotted hyena) on which exactly are types of hyena.
The hyena looks vaguely like a dog except that it is notable for its extremely high front shoulders and low hips. The hyena's distinctive markings include a yellow and brown spotted coat.
An Aardwolf is a small, insect-eating mammal that resembles a hyena but has distinctive vertical stripes on its coat. They have long, pointed ears and a slender body with a mane of hair that runs from their neck to the base of their tail. They are typically nocturnal and solitary animals.
show me what a pentagon shape looks like
Saber toothed tiger- Spear tooth tiger
I think it would be a hyena. Dogs also smile :) but I'm not sure if they do all the time. I think its hyena because it seems that they always have there mouth open, and when they do it looks like they're smiling :).
looks like a 12-sided polygon
IT LOOKs like a bottle
card is a fish which looks like a mermaid
pentagon
A hyena is an animal that looks rather like a dog and makes a sound which is similar to a human laugh.http://dictionary.reverso.net/english-cobuild/hyenaThe spotted hyena, Crocuta crocuta, of Africa S of the Sahara, is the largest and boldest species. It is also known as the laughing hyena because of its cry resembles maniacal human laughter.hyena" class='external' title="http://www.answers.com/topic/hyenaThe expression laugh like a hyena, which has become proverbial, refers to the animal's characteristic cry.http://www.encyclopedia.com/doc/1O214-hyena.htmlThe call of the hyena sounds like very loud laughter, and the hyena is sometimes referred to as a laughing hyena. A person who is laughing in a loud or foolish way is sometimes described as laughing like a hyena.http://www.learnersdictionary.com/search/hyena(idiomatic) To laugh hystericallyhttp://en.wiktionary.org/wiki/laugh_like_a_hyena"A woman in tonight's audience had a laugh like a hyena and she laughed all the time."http://www.yourdictionary.com/laugh