Environment-Word Formation

Researches have established a close _________ with the gorillas they are studying. RELATION

Scientists are preparing a report and will publish their ________ next month. CONCLUDE

The dictionary gives a complicated _____ of intelligence. DEFINE

Dolphins are ______ curious animals. NATURE

There are fewer ____ than you may imagine between apes and humans. DIFFER

We need stricter _______ to prevent animals from being treated cruelly. LEGISLATIVE