One stick insect pattern is green, allowing it to blend in with the California lilac, while the other sports a thin, white stripe on its back making it nearly undetectable among the needle-like ...

An expert keeper displays a critically endangered Lord Howe Island stick insect, nicknamed "tree lobster," at the zoo in Prague, Czech Republic, Tuesday, April 8, 2025. (AP Photo/Petr David Josek ...

The zoo is among six institutions around the world that have been able to create living conditions for the largest species of flightless insect, the Lord Howe Island stick insect, which grows up to 15 ...