The most popular leech, because of its use in the medical field is the Hirudo medcinalis. After attaching to a host, the leech can fill itself in about 45 minutes, expanding up to twelve times its original size in blood! On that full belly the leech can survive up to 6 months. Giving the optimal conditions... a leech only feeds twice a year!
never human does not without water
3 weeks to a whole month.
Most leeches live 1 year; some live more.
Leeches drink blood to obtain nutrients and sustain their life. Blood is rich in proteins, fats, and other essential nutrients that leeches need for survival. Leeches have evolved to feed on blood as a primary food source.
they can go pretty long without food but not to long without water
quite short
how long befor skunks die without food?
food to keep them alive
ALL animals must eat to remain alive. If a bat (or any other animal) does not eat, it will die of starvation.
A baby parakeet cant go very long without food depending on age.
A planarian can live without food for about a week.
fish will live 3 days without food.