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Background: The vertebrate globin genes encoding the α- and β-subunits of the tetrameric hemoglobins are clustered at two unlinked loci. The highly conserved linear order of the genes flanking the ...

The film discusses the characteristics and classifications of chordates, a group of animals that includes vertebrates and some simpler forms. Key features of chordates include a pharyngeal breathing ...

Plants, fungi, and protozoa all fall into their own kingdoms, but cats fall under one of the most diverse and sophisticated kingdoms of all: Kingdom Animalia. This kingdom constitutes every animal all ...

Nuucichthys rhynchocephalus, a newly discovered Cambrian chordate, provides valuable insights into early vertebrate evolution. Its unique characteristics highlight the transition from invertebrates to ...

The Middle Cambrian chordate known as Pikaia gracilens was once thought to be humanity’s earliest known ancestor, and the earliest known member of the phylum Chordata. Now, a new study flips this ...

On May 17, I saw our first housefly of the season. Definitely a little early given the cool weather. This single rogue fly seemed to be either lost or some mutant strain, because once flies show up, ...

Decision letter after peer review: Thank you for submitting your article "The cephalochordate amphioxus as a model to study vertebrate development and evolution" to eLife for consideration as a ...

Beneath the waves, there are strange, almost alien creatures that raise questions about the evolution of life on Earth and our own earliest origins. The answers might be hiding in tunicates. Tunicates ...

Researchers have identified sea squirt as a remarkably preserved tunicate, shedding light on the origins of vertebrates. Credit: Jan (Arny) Messersmith / Flickr / CC BY-NC-ND 2.0 In 2019, a small ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The humble sea star is an ancient marine creature that possibly goes ...

Life began on Earth more than 3.5 billion years ago, but the history of humans and other vertebrates accounts for only a fraction of this timescale. Chordates (a group that includes vertebrates) and ...