ive searched the internet and cant find out why my tree frog is sick.i have a dumpy frog and this frog which is suppose to be a dumpy, a whites tree frog or something? but clearly isnt. hes always been thinner than her,and green but now hes always brown and verrry thin while shes fat happy and blue.i cant figure out why now hes not ever happy and green anymore. not much has changed. please help please