Assertion: dinosaur | /r/CapableOf | become extinct
Facets:
value: during this time
type: TEMPORAL
value: by the end of the period
type: TEMPORAL
value: on land
type: LOCATION
value: ultimately
type: DEGREE
Source sentences:
text: How Do We Know When Dinosaurs Became Extinct?
text: Dinosaurs lived and evolved for over 185 million years until they became extinct.
text: Many people believe that dinosaurs became extinct because an asteroid hit the earth changing the climate dramatically.
text: It is often referred to as the Age of the Dinosaurs because most dinosaurs developed and became extinct during this time.
text: On land the dinosaurs became extinct and in the skies the pterosauria (avian reptiles) also died out.
text: Around sixty-five million years ago, the dinosaurs became extinct.
text: Dinosaurs became extinct about 65 million years ago at the end of the cretaceous period (see what cretaceous dinosaurs were around at this time).About 70% of all animal life on earth died out.
text: Dinosaurs became extinct around 66 million years ago.
text: Dinosaurs became extinct at the end of the Cretaceous Period.
text: It is not known exactly what caused the last dinosaurs to become extinct.
text: The popular myth that dinosaurs became extinct because their bodies became too large for their brains is false.
text: Dinosaurs were reptiles that lived on the Earth for about 170 million years, then became extinct.
text: Why dinosaurs became extinct.
text: When did dinosaurs go extinct – on this page we’ll find out when dinosaurs became extinct, and we’ll also take a brief look at what may have brought about the end of the reign of the dinosaurs.
text: Dinosaurs became extinct approximately 66 million years ago.
text: Dinosaurs became extinct around 66 million years ago.
text: It is often referred to as the Age of the Dinosaurs because most dinosaurs developed and became extinct during this time.
text: Some reptiles and early mammals survived, but dinosaurs, except for birds, of course, became extinct.
text: This era is also called the Mesozoic era and is the era in which dinosaurs developed and ultimately became extinct.
text: At the end of the Cretaceous period, about 65 million years ago, the dinosaurs became extinct.
text: With at least three known species, this dinosaur lived in the Morrison Formation of present-day Western US during the late Jurassic Period, and became extinct by the end of the period.
text: So, when we say that dinosaurs became extinct 66 million years ago, we’re actually talking about all of the dinosaurs that didn’t become birds – i.e. the ‘non-avian’ dinosaurs.
text: It is often called the ‘Age of the Dinosaurs’ as this is when dinosaurs developed and also became extinct during this time.
text: They became extinct around 66 million year ago, when the Cretaceous–Paleogene Extinction Event caused the extinction of 75% of all species on Earth.