Any adult insect that has 9 abdominal segments will have a 12 chambered heart. The insect heart is a tube with one swelling (chamber) per body segment. So, there will be 3 thoracic chambers in most insects. An additional 9 abdominal segments would give 12 total chambers to the long heart tube.
Fish are the animal group that have two-chambered hearts. Reptiles and amphibians have three-chambered hearts and mammals have four-chambered hearts.
Fish are the animal group that have two-chambered hearts. Reptiles and amphibians have three-chambered hearts and mammals have four-chambered hearts.
Fish are the animal group that have two-chambered hearts. Reptiles and amphibians have three-chambered hearts and mammals have four-chambered hearts.
Fish are the animal group that have two-chambered hearts. Reptiles and amphibians have three-chambered hearts and mammals have four-chambered hearts.
Fish
YES because pretty much any animal can have a heart attack.
There are few benefits to a 3 chambered heart, a 4 chambered heart is more effective.
no all mammals do not have 3 chambered heart..... only few have 3 chambered heart
The Four-Chambered Heart was created in 1950.
All mammals have a four chambered heart.
Birds, all mammals, and crocodiles all have four chambered hearts
they have 4 chambered heart , instead of a 3 chambered heart .