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Table 1 The total numbers of aggressive interactions (n) given and received by each focal waterbird species

From: Aggressive behavioural interactions between swans (Cygnus spp.) and other waterbirds during winter: a webcam-based study

Focal species Aggression towards n Aggression from n
Bewick’s Swan Bewick’s Swan 245 Bewick’s Swan 245
  Northern Pintail 37 Northern Pintail 11
  Tufted Duck 32 Tufted Duck 3
  Eurasian Coot 30 Eurasian Coot 4
  Canada Goose 19 Canada Goose 16
  Eurasian Teal 17 Eurasian Teal 1
  Northern Mallard 11 Northern Mallard 2
  Common Moorhen 9 Common Moorhen 1
  Gull spp. 9 Gull spp. 0
  Greylag Goose 7 Greylag Goose 7
  Mute Swan 0 Mute Swan 23
Mute Swan Mute Swan 364 Mute Swan 364
  Whooper Swan 80 Whooper Swan 27
  Northern Mallard 31 Northern Mallard 3
  Bewick’s Swan 23 Bewick’s Swan 0
  Canada Goose 19 Canada Goose 5
  Northern Pintail 1 Northern Pintail 0
  Gull spp. 1 Gull spp. 0
Whooper Swan Whooper Swan 137 Whooper Swan 137
  Mute Swan 27 Mute Swan 80
  Northern Mallard 7 Northern Mallard 1
  Canada Goose 0 Canada Goose 2
Canada Goose Canada Goose 190 Canada Goose 190
  Northern Mallard 28 Northern Mallard 3
  Bewick’s Swan 16 Bewick’s Swan 19
  Mute Swan 5 Mute Swan 19
  Northern Pintail 2 Northern Pintail 1
  Whooper Swan 2 Whooper Swan 0
  Tufted Duck 1 Tufted Duck 0
  Eurasian Teal 1 Eurasian Teal 0
  Greylag Goose 0 Greylag Goose 3
Greylag Goose Greylag Goose 39 Greylag Goose 39
  Bewick’s Swan 7 Bewick’s Swan 7
  Canada Goose 3 Canada Goose 0
  Northern Mallard 2 Northern Mallard 0
  Northern Pintail 2 Northern Pintail 0
  Tufted Duck 1 Tufted Duck 0
Common Shelduck Common Shelduck 2 Common Shelduck 2
  Eurasian Coot 3 Eurasian Coot 0
Northern Mallard Northern Mallard 240 Northern Mallard 240
  Northern Pintail 56 Northern Pintail 26
  Tufted Duck 9 Tufted Duck 23
  Eurasian Coot 7 Eurasian Coot 1
  Eurasian Teal 6 Eurasian Teal 4
  Common Moorhen 6 Common Moorhen 3
  Canada Goose 4 Canada Goose 28
  Mute Swan 3 Mute Swan 31
  Bewick’s Swan 2 Bewick’s Swan 11
  Whooper Swan 1 Whooper Swan 7
  Common Pochard 1 Common Pochard 0
  Gull spp. 1 Gull spp. 0
  Greylag Goose 0 Greylag Goose 2
Northern Pintail Northern Pintail 356 Northern Pintail 356
  Eurasian Teal 38 Eurasian Teal 24
  Northern Mallard 26 Northern Mallard 56
  Common Moorhen 22 Common Moorhen 18
  Bewick’s Swan 11 Bewick’s Swan 37
  Eurasian Coot 8 Eurasian Coot 21
  Tufted Duck 4 Tufted Duck 10
  Canada Goose 1 Canada Goose 2
  Mute Swan 0 Mute Swan 1
  Greylag Goose 0 Greylag Goose 2
Eurasian Teal Eurasian Teal 146 Eurasian Teal 146
  Northern Pintail 24 Northern Pintail 38
  Eurasian Coot 10 Eurasian Coot 12
  Northern Mallard 4 Northern Mallard 6
  Bewick’s Swan 1 Bewick’s Swan 17
  Canada Goose 0 Canada Goose 1
Tufted Duck Tufted Duck 152 Tufted Duck 152
  Northern Mallard 23 Northern Mallard 9
  Northern Pintail 10 Northern Pintail 4
  Bewick’s Swan 3 Bewick’s Swan 32
  Eurasian Coot 3 Eurasian Coot 1
  Common Pochard 1 Common Pochard 3
  Canada Goose 0 Canada Goose 1
  Greylag Goose 0 Greylag Goose 1
Common Pochard Common Pochard 10 Common Pochard 10
  Tufted Duck 3 Tufted Duck 1
  Eurasian Coot 2 Eurasian Coot 0
  Northern Mallard 0 Northern Mallard 1
Eurasian Coot Eurasian Coot 61 Eurasian Coot 61
  Northern Pintail 20 Northern Pintail 8
  Eurasian Teal 12 Eurasian Teal 10
  Common Moorhen 4 Common Moorhen 3
  Bewick’s Swan 3 Bewick’s Swan 30
  Northern Mallard 1 Northern Mallard 7
  Tufted Duck 0 Tufted Duck 3
  Common Pochard 0 Common Pochard 2
  Common Shelduck 0 Common Shelduck 3
Common Moorhen Common Moorhen 102 Common Moorhen 102
  Northern Pintail 18 Northern Pintail 22
  Northern Mallard 3 Northern Mallard 6
  Eurasian Coot 3 Eurasian Coot 4
  Bewick’s Swan 1 Bewick’s Swan 9
Gull spp. Gull spp. 19 Gull spp. 19
  Bewick’s Swan 0 Bewick’s Swan 9
  Mute Swan 0 Mute Swan 1
  Northern Mallard 0 Northern Mallard 1