: In this passage, the first sentence of a paragraph often introduces a new behavior (e.g., tool-making vs. social skills), helping you scan faster.
The passage explicitly states that the birds "distinguished between perishable and non-perishable food" and retrieved them accordingly. Notice the trap options: A is a general statement about brain size but not the specific finding of this experiment. B talks about tool use, but this experiment was about memory and food storage, not tools. D is completely opposite to the passage's argument. To avoid these traps, always locate the specific noun phrase ("Clayton and colleagues") in the text and read the surrounding sentences carefully, not just the general topic. : In this passage, the first sentence of
In an IELTS Reading test, passages on animal intelligence often focus on and results . You will likely encounter: Notice the trap options: A is a general