sweet
dr. dolittle | December 1, 2015
Photo of cat eating meat from Wikimedia Commons. Photo by Tom Corser www.tomcorser.com. Licensed under Creative Commons Attribution ShareAlike 2.0 England & Wales (UK) Licence: http://creativecommons.org/licenses/by-sa/2.0/uk/deed.en_GB
A new study published in PLOS ONE that examined bitter taste receptors in cats may provide evidence as to why felines are such finicky eaters.
Unlike my cat that seems to take after Garfield in his dietary choices, most cats are purely carnivorous. Cats are reportedly unable to taste sweets thus plant-based starches are not typically desirable. This is…
dr. dolittle | February 26, 2015 Image of penguin from http://birding.about.com/od/birdfeeders/fl/What-Do-Penguins-Eat.htm
Researchers sequencing the five different taste receptors in penguins were surprised to discover that the animals do not have genes that encode for receptors that are specific for savory meaty flavors (like fish!), sweet or bitter tastes. Instead, the data suggest that penguins are only able to taste the saltiness or sourness of their foods and also suggest that the birds may not be able to taste their fish dinner.
According to a quote from the lead study author Jianzhi George Zhang (University of…