Weight: Arctic tern or Common raven?

Common raven has the higher weight.

§ Comparison

Arctic tern or Common raven.

Hakon — Arctic tern — **Arctic tern**HakonSterna paradisaea

Hrafn — Common raven — **Common raven**HrafnCorvus corax

Weight: 0.086–0.127 kgen.wikipedia.org; 0.69–2.25 kgen.wikipedia.org
Length: 0.33–0.36 men.wikipedia.org; 0.54–0.71 men.wikipedia.org
Lifespan: 15–34 yearsnwf.org; 23.3 yearsen.wikipedia.org
Sexual maturity: 3–4 yearsbinocularbase.com; 2–4 yearsraptormonitoring.org
Parental care: 1.6–3 monthsnwf.org; 2–6 monthsraptormonitoring.org
Young per litter: 1–3en.wikipedia.org; 4–6raptormonitoring.org
Clutches per year: 1en.wikipedia.org; 1raptormonitoring.org
Population: 3,000,000 individualsaudubon.org; 29,000,000 individualsworldwideallaboutbirds.org
Habitat: Lives in the seaen.wikipedia.org; Lives on the groundnps.gov
Activity: Moves by dayen.wikipedia.org; Moves by daynps.gov
Diet: Eats fishpmc.ncbi.nlm.nih.gov; Eats a bit of everythingen.wikipedia.org
Social life: Lives in a colonyen.wikipedia.org; Lives in pairsen.wikipedia.org
Mating: Forms a lasting pairen.wikipedia.org; Forms a lasting pairen.wikipedia.org
Body covering: Has feathersen.wikipedia.org; Has feathersen.wikipedia.org
Pattern: Is a single colouren.wikipedia.org; Shimmers as the light movesen.wikipedia.org
Shelter: Builds a nesten.wikipedia.org; Builds a nestraptormonitoring.org
Territoriality: Only defends the nesten.wikipedia.org; Defends its territory all yearraptormonitoring.org
Body temperature: Makes its own heatcoolantarctica.com; Makes its own heaten.wikipedia.org
At birth: Is born with open eyes but stays putbinocularbase.com; Is born helplessraptormonitoring.org

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Arctic tern or Common raven.