age of mammals

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Explanation of "Age of Mammals"

Definition: The "Age of Mammals" refers to a period in Earth's history that started about 63 million years ago and continues to the present day. During this time, mammals became the most important and diverse group of animals on the planet.

Usage Instructions:

• Use "Age of Mammals" when discussing the history of life on Earth, particularly in biology or paleontology (the study of fossils).
• It’s often used in educational contexts, like in schools or documentaries about evolution.

Example:

• "The Age of Mammals began after the dinosaurs went extinct, allowing mammals to evolve and fill many different roles in ecosystems."

Advanced Usage:

In more advanced discussions, you might encounter phrases like: - "The diversification of mammals during the Age of Mammals led to the emergence of many species, including humans." - "Paleontologists study fossils to understand the adaptations of mammals during the Age of Mammals."

Word Variants:

• Mammal (noun): An animal that has fur or hair and produces milk for its young (e.g., humans, dogs, whales).
• Mammalian (adjective): Relating to mammals (e.g., "The mammalian brain is complex and capable of advanced functions.").

Different Meanings:

• The term "age" can also mean a specific period in someone's life (e.g., "She is of age to vote.").
• "Mammals" is typically used to describe a class of animals but can also refer informally to people in certain contexts (e.g., "Humans are mammals.").

Synonyms:

• Era of Mammals: Another way to say the same thing.
• Cenozoic Era: A scientific term that includes the Age of Mammals as well as other periods.

Idioms and Phrasal Verbs:

While there are no specific idioms or phrasal verbs directly related to "Age of Mammals," you might encounter phrases like: - "Evolve over time": To change or develop gradually (e.g., "Species have evolved over time during the Age of Mammals."). - "Die out": To become extinct (e.g., "Many species of mammals have died out over the ages.").

Summary:

The "Age of Mammals" is an important geological period that highlights the evolution and success of mammals on Earth.

Academic

Noun

1. approximately the last 63 million years

Synonyms

• Cenozoic
• Cenozoic era
• Age of Mammals