Quizzes, tests, exercises and puzzles for English as a Second Language (ESL), English as a foreign language (EFL), Teaching EFL (TEFL), Test of EFL (TOEFL), English for speakers of other languages (ESOL), Teaching ESOL (TESOL), TOEIC.
Fact
The animal whose brain accounts for the largest share of its body weight is the squirrel monkey. It's brain makes up about 5% of its total weight. .. More >>