Delays with speech and language skills can include: 1  Being later to begin to use words to communicate. 2  Being later to combine words into sentences. 3  Having more difficulty following instructions than others of the same age.
Diference between frog and human digestive system is that the frog have cloaca instead of anus in human being.
The mechanism of taking air into the lungs is however sligthly different than in humans. Frogs do not have ribs nor a diaphragm, which in humans helps serve in expand the chest and thereby decreasing the pressure in the lungs allowing outside air to flow in.In order to draw air into its mouth the frog lowers the floor of its mouth, which causes the throat to expand.rogs also have a respiratory surface on the lining of their mouth on which gas exchange takes place readily. While at rest, this process is their predominate form of breathing, only fills the lungs occasionally.