Have you ever heard that you’re as stubborn as a mule? Or that something has been a certain way for donkey’s years? So, why ...

Mar. 12, 2025 — A critically endangered new species of killifish sampled from an ancient forest in Kenya in 2017 and 2018 has now been described. Nothobranchius sylvaticus, from the Latin ...

If we lived in an ordinary time—time here being understood in the long, unhurried sense of a geologic epoch—it would be nearly impossible to watch a species vanish. Such an event would occur ...

No, zebroids are strictly hybrids. They are a mix between a zebra stallion and a donkey mare, with the species name being a hybrid as well, E. “zebra” x E. “equine”. That isn’t to say that the ...

We are making additions to: Van der Laan, R., W. N. Eschmeyer & R. Fricke 2014 (11 Nov.), Family-group names of Recent fishes. Zootaxa Monograph 3882 (1), 1-230. DOI 10.11646/zootaxa.3882.1.1 Download ...