Can Fish Get Thirsty and Why Can’t Freshwater Fish Live in Saltwater and Vice Versa?
Helen W. asks: Is it possible for a fish to get thirsty or do they always get the water they need automatically? For fish, or at least teleost fish (which make up about 96% of all fish), the desire to drink is an urge that originates from the hindbrain, whereas in land-based animals it originates in the forebrain. It is […]
Read more