observe
/əbˈzɜːv अब्ˈज़व़्/ verb [T] 1 to watch somebody/something carefully, especially to learn more about him/her/it किसी व्यक्ति या वस्तु का ध्यानपूर्वक निरीक्षण (विशेषतः उसके विषय में जानकारी बढ़ाने के लिए)
We observed the birds throughout the breeding season.