Conversation so far:
Where is beowolf from?
Beowulf comes from Geatland (= Gotaland.
What does Beowolf do?
the hero Beowulf aids Eadgils in Eadgils' war against Onela.
What does beowulf mean?
Beowulf (lit.
"bee-wolf", a kenning for "bear".
Do Beowulf and Bjarki have anything in common?
both the names Beowulf (lit.
"bee-wolf", a kenning for "bear") and Bjarki are associated with bears.

Question: What else is similar?
Self-contained rewrite: What else is similar between Beowulf and Bjarki besides association with bears?