And even if you succeed in growing such an organ, transferring it from sterile, controlled conditions into the bloody, chaotic environment of a human being presents its own array of problems. (protomag.com)
The veterinarian will be looking for changes in the lung sounds, respiration rates or quality, heart sounds (both rhythm and blood flow sounds), chest compressibility, signs of fluid accumulation in the chest or abdomen, and the size of such organs as the liver. (smallanimalchanel.com)
Jellyfish exist without camera eyes, there is no evolutionary reason why the Box Jellyfish would develop such an organ. (religion.blogs.cnn.com)