diff --git a/src/object/brain.cpp b/src/object/brain.cpp
index b2e2fcaf..93cf7eef 100644
--- a/src/object/brain.cpp
+++ b/src/object/brain.cpp
@@ -92,10 +92,6 @@ CBrain::CBrain(COldObject* object)
     m_time = 0.0f;
     m_burnTime = 0.0f;
     m_lastUpdateTime = 0.0f;
-    m_lastHumanTime = 0.0f;
-    m_lastWormTime = 0.0f;
-    m_antTarget = 0;
-    m_beeBullet = 0;
     m_lastAlarmTime = 0.0f;
     m_soundChannelAlarm = -1;
     m_flagColor = 0;
@@ -143,15 +139,6 @@ void CBrain::DeleteObject(bool all)
         m_soundChannelAlarm = -1;
     }
 
-    if ( !all )
-    {
-        if ( m_beeBullet != nullptr )
-        {
-            CObjectManager::GetInstancePointer()->DeleteObject(m_beeBullet);
-            m_beeBullet = nullptr;
-        }
-    }
-
     if ( m_studio != 0 )  // current edition?
     {
         StopEditScript(true);
diff --git a/src/object/brain.h b/src/object/brain.h
index db1537be..574e618b 100644
--- a/src/object/brain.h
+++ b/src/object/brain.h
@@ -225,19 +225,10 @@ protected:
     EventType           m_buttonAxe;
     EventType           m_manipStyle;
     EventType           m_defaultEnter;
-    EventType           m_interfaceEvent[100];
 
-    CObject*            m_antTarget;
-    CObject*            m_beeBullet;
-    float               m_beeBulletSpeed;
-    Math::Vector        m_startPos;
     float               m_time;
     float               m_burnTime;
     float               m_lastUpdateTime;
-    float               m_lastHumanTime;
-    float               m_lastSpiderTime;
-    float               m_lastWormTime;
-    float               m_lastBulletTime;
     float               m_lastAlarmTime;
     int                 m_soundChannelAlarm;
     int                 m_flagColor;