Clearly a naturalistic bias is at work here and imposes a limit on the spectrum of alternative explanations that is even considered to be permissible.
I can hardly resist the temptation to say “I told you so,” or to jokingly remark, “Oops, they did it again.”
The authors discuss the mode of preservation of Ediacaran fossils, and they document taphonomical laboratory experiments.
In 2001, French scientist Alain Beauvilain and three Chadian colleagues discovered a fossil cranium in the dunes of the Chadian Sahara Desert.
So, do high levels of cholesterol biomarkers really suggest an animal affinity of Dickinsonia?