Well all animals are known for their characteristics so are placed in specific groups that match with their characteristics. Hope this helped :)
<span>amylase catalyzes the reaction; glucose is the product</span>
The Gulf acts as an inverted estuary with salinity greater than the Arabian Sea e.g. salinity values exceeding 40 ppt<span> (parts per thousand) around the island of Bahrain, and the coasts of Qatar and the UAE [4]; [3] ; [2].</span>