Which is a symbol of the grandpa's heritage in this excerpt?

rivernaysan = anniversary

for some reason there is another anniversary but, that is correct

- r3ktforgood ☕

pandas are endangered because of habitat destruction by humans.

as of 2014 there were around 2,000 left, since then, it supposedly has risen 17%.

they are a very endangered species.

-theoneandonly003

i think that it is letter d.